From: Subject: Roi BK kerhoilta 20.1.2010 - keskiviikko 20 tammikuu 10 Date: Wed, 27 Jan 2010 10:34:07 +0200 MIME-Version: 1.0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Location: mhtml:file://H:\Roi BK kerhoilta 20_1_2010 - keskiviikko 20 tammikuu 10.mht X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 Roi BK kerhoilta 20.1.2010 - keskiviikko 20 tammikuu = 10

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Rovaniemen Bridgekerho

Roi BK = kerhoilta=20 20.1.2010
keskiviikko 20 tammikuu 10

Back to=20 Main Menu Travellers=20

Ranking

Pos	Pair	Players	Match Points /Tops	Score %	Small Slams
1	9	Erkki Hartikainen & Jorma Kemppainen	143/ 216	66,20
2 =3D	2	Heikki Ala-Louko & Olli Saynajakangas	130/ 216	60,19
2 =3D	4	Lars Dohlen & Matti Karanta	130/ 216	60,19
4	8	Veijo Tikka & Timo Vuolio	124/ 216	57,41
5	5	Mika Suopajarvi & Janne Vesterinen	104/ 216	48,15	1
6	1	Kari Katermaa & Sampo Vuolio	100/ 216	46,30
7	10	Pertti Huhtala & Reijo Seppala	96/ 216	44,44	1
8	7	Mika Keskitalo & Kauko Vartiainen	95/ 216	43,98
9	3	Lauri Kemppainen & Jouko Hiltunen	94/ 216	43,52
10	6	Tuure Saarinen & Antti Laakso	64/ 216	29,63

Matrix

	Board
Pair	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	Pair	Total
1	3	4	6	2	5	1	0	3	1	2	3	2	6	8	5	8	2	5	6	1	6	3	6	2	2	6	2	1	100
2	5	4	2	6	5	6	5	5	7	0	0	0	4	8	7	5	2	5	2	5	8	5	6	6	8	8	6	2	130
3	5	1	5	6	3	7	3	3	1	2	5	4	2	6	1	7	2	0	0	3	4	8	0	6	4	0	6	3	94
4	2	6	5	6	6	4	8	5	7	6	3	4	8	5	3	1	8	2	6	3	0	0	8	8	6	3	7	4	130
5	8	7	8	0	0	0	2	5	4	6	5	6	0	3	5	3	6	8	8	6	2	0	8	2	0	0	2	5	104
6	3	7	3	2	0	1	0	0	0	4	1	2	2	0	3	5	2	0	4	2	8	3	2	2	2	5	1	6	64
7	0	1	0	2	2	4	3	3	6	8	8	8	0	5	0	0	6	3	4	6	0	2	4	6	4	8	2	7	95
8	6	2	3	6	8	7	6	3	4	8	7	8	6	2	7	3	6	3	2	7	2	6	4	2	0	5	1	8	124
9	8	8	8	8	8	8	5	5	2	4	7	6	4	0	1	7	0	6	8	5	4	5	2	6	8	3	7	9	143
10	0	0	0	2	3	2	8	8	8	0	1	0	8	3	8	1	6	8	0	2	6	8	0	0	6	2	6	10	96

Ranking=20 Travellers=20

Travellers

Board 1 None Vul -=20 Dealer North

	♠ A J 7 4 ♥ Q 10=20 5 ♦ Q J 3 ♣ = Q J 6
♠ 9 ♥ K J 9 7 6=20 2 ♦ K 9 ♣ K = 10 8 5		♠ Q 3 2 ♥ A=20 3 ♦ A 10 8 = 4 ♣ 9 7 4 2
	♠ K 10 8 6 5 ♥ 8=20 4 ♦ 7 6 5 = 2 ♣ A 3

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 2 3S-1 S S9 50 3 5 5 7 2S+1 S S9 140 8 0 6 3 2S-1 S S9 50 3 5 8 4 2S S H2 110 6 2 10 9 3H W CQ 140 0 8 Board 2 N/S Vul - = Dealer East=20

	♠ J 5 4 2 ♥ K=20 6 ♦ 5 3 2 ♣ = A J 9 2
♠ A Q 9 ♥ Q 9 8 7=20 4 ♦ A J ♣ K = 8 3		♠ 10 ♥ J 5=20 3 ♦ 10 9 6 = 4 ♣ Q 7 6 5=20 4
	♠ K 8 7 6 3 ♥ A 10=20 2 ♦ K Q 8 = 7 ♣ 10

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 2 2S N HJ 110 4 4 5 7 3S+1 S H7 170 7 1 6 3 2S+2 S DA 170 7 1 8 4 2S-1 S H4 100 2 6 10 9 1H+1 W S2 110 0 8 Board 3 E/W Vul -=20 Dealer South

	♠ 4 ♥ A K 6=20 5 ♦ Q 7 6 = 3 ♣ Q 10 7 5
♠ Q 9 6 2 ♥ Q 10 9 7=20 2 ♦ A K J ♣ = 9		♠ K 10 8 3 ♥ J=20 3 ♦ 10 9 8 4 = 2 ♣ 8 3
	♠ A J 7 5 ♥ 8=20 4 ♦ 5 ♣ A K = J 6 4 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 2 5C+1 S DA 420 6 2 5 7 2Hx-2 W S4 500 8 0 6 3 5C S DA 400 3 5 8 4 3N S S2 400 3 5 10 9 3C+2 S DK 150 0 8 = Board 4 Both Vul - = Dealer West=20

	♠ 10 9 6 5 ♥ A=20 3 ♦ A Q J 6 = 3 ♣ 4 3
♠ A Q 4 2 ♥ 10=20 5 ♦ K 10 8 = 7 ♣ J 8 6		♠ 3 ♥ Q J 8=20 2 ♦ 9 5 2 ♣ = Q 10 9 7 2
	♠ K J 8 7 ♥ K 9 7 6=20 4 ♦ 4 ♣ A K = 5

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 3 6S-2 N S3 200 2 6 2 10 4S-1 N HQ 100 6 2 6 8 5Sx-1 N C10 200 2 6 7 4 3N-2 S S2 200 2 6 9 5 4S+1 N C7 650 8 0 Board 5 N/S Vul -=20 Dealer North

	♠ 10 7 5 3 ♥ 10 9 8=20 6 5 ♦ A J ♣ = K 5
♠ K Q 6 ♥ Q ♦ 8 6 ♣ J 10 7 6 4 3 = 2		♠ 8 2 ♥ A K 7=20 2 ♦ K Q 9 = 5 ♣ Q 9 8
	♠ A J 9 4 ♥ J 4=20 3 ♦ 10 7 4 3 = 2 ♣ A

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 3 3C+2 W DA 150 5 3 2 10 3C+2 W H10 150 5 3 6 8 3N+1 E D3 430 0 8 7 4 1N+3 W H10 180 2 6 9 5 1N+1 E H4 120 8 0 Board 6 E/W Vul - = Dealer East=20

	♠ A 4 3 ♥ 8 ♦ A 8 3 ♣ Q J 7 6 5 = 3
♠ K Q 8 7 2 ♥ A 10=20 7 ♦ 10 5 ♣ = 10 9 8		♠ J 10 9 6 ♥ K J 5=20 2 ♦ 9 7 2 ♣ = K 2
	♠ 5 ♥ Q 9 6 4=20 3 ♦ K Q J 6 = 4 ♣ A 4

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 3 3N-1 N SJ 50 1 7 2 10 3D+3 S SK 170 6 2 6 8 5D-1 S C10 50 1 7 7 4 3C+1 N SJ 130 4 4 9 5 3S-2 W H8 200 8 0 = Board 7 Both Vul -=20 Dealer South

	♠ 8 2 ♥ 2 ♦ J 9 8 7 5 2 ♣ A J = 9 4
♠ J 7 3 ♥ 10 8 7 5 4=20 3 ♦ 4 ♣ K 8 = 3		♠ A Q 9 5 ♥ A J=20 6 ♦ K Q ♣ = 10 7 6 2
	♠ K 10 6 4 ♥ K Q=20 9 ♦ A 10 6 = 3 ♣ Q 5

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 4 3N-1 S H2 100 0 8 3 2 4D S H5 130 3 5 7 9 3D+1 S H8 130 3 5 8 5 3N S H5 600 6 2 10 6 3N+1 S H8 630 8 0 Board 8 None Vul - = Dealer West=20

	♠ J ♥ A 10 7 5=20 3 ♦ A K 8 4 = 3 ♣ 7 2
♠ 9 7 4 ♥ Q=20 6 ♦ Q 9 6 = 5 ♣ 10 8 4 3		♠ 10 8 6 5 3 2 ♥ J 8=20 4 ♦ 7 2 ♣ K = Q
	♠ A K Q ♥ K 9=20 2 ♦ J 10 ♣ = A J 9 6 5

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 4 6H-1 N CK 50 3 5 3 2 6H-1 N CK 50 3 5 7 9 6N-1 S S7 50 3 5 8 5 6H-1 N CK 50 3 5 10 6 6H N CK 980 8 0 Board 9 E/W Vul -=20 Dealer North

	♠ Q J 7 5 4 ♥ A=20 2 ♦ 8 4 3 ♣ = Q 6 2
♠ K 10 6 ♥ K 6 4=20 3 ♦ A K J ♣ = A 8 7		♠ 9 8 ♥ Q 9=20 5 ♦ Q 9 6 = 2 ♣ K J 5 4
	♠ A 3 2 ♥ J 10 8=20 7 ♦ 10 7 = 5 ♣ 10 9 3

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 4 3N W S3 600 1 7 3 2 3N W S5 600 1 7 7 9 1N+2 W S5 150 6 2 8 5 1N+3 W S5 180 4 4 10 6 2H+1 W S5 140 8 0 = Board 10 Both Vul - = Dealer East=20

	♠ Q J 10 2 ♥ A=20 10 ♦ A K = 7 ♣ K Q J 4
♠ K 9 8 3 ♥ K Q 6=20 4 ♦ 5 ♣ A 7 = 5 3		♠ 7 4 ♥ 9 8 7=20 5 ♦ Q J 10 9 8 = 6 ♣ 9
	♠ A 6 5 ♥ J 3=20 2 ♦ 4 3 2 ♣ = 10 8 6 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 5 1N+2 N DQ 150 2 6 2 7 4S-1 S D5 100 0 8 4 3 3N S H4 600 6 2 8 10 3N+1 N DQ 630 8 0 9 6 2H-2 W DK 200 4 4 Board 11 None Vul -=20 Dealer South

	♠ Q 9 7 ♥ 9 3=20 2 ♦ Q 7 6 = 2 ♣ 8 6 3
♠ A J 8 ♥ A Q=20 7 ♦ K 9 4 = 3 ♣ K 7 5		♠ K 10 2 ♥ K J 10=20 6 ♦ 10 ♣ Q = J 10 9 4
	♠ 6 5 4 3 ♥ 8 5=20 4 ♦ A J 8 = 5 ♣ A 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 5 3N+2 W S7 460 3 5 2 7 3N+3 W H2 490 0 8 4 3 3N+2 W H3 460 3 5 8 10 3N W D2 400 7 1 9 6 3N W D2 400 7 1 Board 12 N/S Vul - = Dealer West=20

	♠ A J 10 ♥ J 9=20 2 ♦ 3 ♣ A K = J 9 8 6
♠ K 8 4 3 ♥ Q 8=20 6 ♦ A 10 9 = 7 ♣ 4 2		♠ 7 6 5 2 ♥ A K 10 7=20 4 ♦ 6 ♣ 10 = 7 3
	♠ Q 9 ♥ 5 3 ♦ K Q J 8 5 4 2 ♣ Q = 5

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 5 4D-1 S HQ 100 2 6 2 7 3N-2 N HA 200 0 8 4 3 2C+1 N HA 110 4 4 8 10 3N S S3 600 8 0 9 6 3D+2 S S4 150 6 2 = Board 13 Both Vul -=20 Dealer North

	♠ K 4 3 ♥ A K J 8=20 3 ♦ 6 2 ♣ K = 3 2
♠ Q ♥ 6 4 ♦ A J 10 8 5 ♣ A J = 10 9 7		♠ 10 9 8 7 6 2 ♥ Q 9=20 7 2 ♦ K 3 ♣ = 6
	♠ A J 5 ♥ 10=20 5 ♦ Q 9 7 = 4 ♣ Q 8 5 4

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 6 3Sx-2 E H10 500 6 2 3 8 1N+2 S D8 150 2 6 5 4 3N-2 S D5 200 0 8 9 2 3D-2 W DA 200 4 4 10 7 3Cx-3 W HA 800 8 0 Board 14 None Vul - = Dealer East=20

	♠ 9 8 4 2 ♥=20 Q ♦ 7 5 3 = 2 ♣ J 9 5 3
♠ 6 5 ♥ A J 10=20 8 ♦ Q 8 4 ♣ = Q 8 6 2		♠ 10 3 ♥ K 3=20 2 ♦ A K 10 9 = 6 ♣ A 10 7
	♠ A K Q J 7 ♥ 9 7 6=20 5 4 ♦ J ♣ K = 4

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 6 2S+2 N DK 170 8 0 3 8 1N+1 E SA 120 6 2 5 4 4D E SA 130 3 5 9 2 3Hx W S4 530 0 8 10 7 3D+1 E SA 130 3 5 Board 15 N/S Vul -=20 Dealer South

	♠ K J 7 6 5 ♥ J=20 10 ♦ K J = 4 ♣ Q 9 3
♠ A 10 8 3 ♥ 8 4=20 3 ♦ --- ♣ A = K J 6 4 2		♠ --- ♥ A K Q 7=20 2 ♦ A 10 5 3 = 2 ♣ 10 7 5
	♠ Q 9 4 2 ♥ 9 6=20 5 ♦ Q 9 8 7 = 6 ♣ 8

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 6 3N E S6 400 5 3 3 8 4H E SQ 420 1 7 5 4 3N W S5 400 5 3 9 2 4H E C8 420 1 7 10 7 4H-1 E SQ 50 8 0 = Board 16 E/W Vul - = Dealer West=20

	♠ Q 6 4 3 ♥ 9=20 3 ♦ A 5 2 ♣ = Q 10 8 3
♠ J ♥ K J 8 7 6=20 5 ♦ Q 7 ♣ A = K J 7		♠ K 10 7 2 ♥ Q 10=20 2 ♦ K 10 = 4 ♣ 9 6 4
	♠ A 9 8 5 ♥ A=20 4 ♦ J 9 8 6 = 3 ♣ 5 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 7 4H-1 W H9 100 8 0 2 8 4H W H3 620 5 3 4 9 4H+1 W DA 650 1 7 6 5 4H W S4 620 5 3 10 3 4H+1 W C3 650 1 7 Board 17 None Vul -=20 Dealer North

	♠ K Q 10 8 4 ♥ K 8 7=20 4 3 ♦ 4 ♣ 8 = 7
♠ A 6 3 2 ♥ Q=20 5 ♦ J 10 6 = 3 ♣ A K 9		♠ J 5 ♥ A 10 6=20 2 ♦ A K Q 8 = 2 ♣ 10 4
	♠ 9 7 ♥ J 9 ♦ 9 7 5 ♣ Q J 6 5 3 = 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 7 3N+2 E HJ 460 2 6 2 8 3N+2 E C5 460 2 6 4 9 3D+3 E HJ 170 8 0 6 5 3N+2 W C5 460 2 6 10 3 3N+1 E C2 430 6 2 Board 18 N/S Vul - = Dealer East=20

	♠ Q 10 9 2 ♥ Q J 9 8=20 6 ♦ 10 7 ♣ = A 9
♠ K 8 5 ♥ A=20 3 ♦ J 9 8 6 = 5 ♣ Q 6 2		♠ A J 4 3 ♥ K=20 4 ♦ Q 3 ♣ K = 10 8 7 4
	♠ 7 6 ♥ 10 7 5=20 2 ♦ A K 4 = 2 ♣ J 5 3

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 7 1N-1 W HQ 50 5 3 2 8 2S-1 E H2 50 5 3 4 9 2S E H2 110 2 6 6 5 2N+1 W HQ 150 0 8 10 3 3N-3 W H8 150 8 0 = Board 19 E/W Vul -=20 Dealer South

	♠ 6 5 ♥ Q J=20 4 ♦ 7 ♣ A K = Q 9 8 7 3
♠ Q J 9 3 ♥=20 5 ♦ A Q 10 9 4 = 3 ♣ J 10		♠ K 10 8 4 ♥ 7 6 3=20 2 ♦ J 6 2 ♣ = 6 5
	♠ A 7 2 ♥ A K 10 9=20 8 ♦ K 8 5 ♣ = 4 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 8 4H+3 S CJ 510 6 2 2 4 4H+1 S SQ 450 2 6 3 9 6H-3 S DA 150 0 8 5 10 6H S D7 980 8 0 7 6 4H+2 S S3 480 4 4 Board 20 Both Vul - = Dealer West=20

	♠ 8 ♥ K Q 4 ♦ A K Q 10 9 ♣ K Q 6 = 3
♠ J 6 4 3 ♥ 9 7=20 5 ♦ 8 6 3 ♣ = A 7 4		♠ K Q 9 5 ♥ A J=20 6 ♦ J 7 2 ♣ = J 10 9
	♠ A 10 7 2 ♥ 10 8 3=20 2 ♦ 5 4 ♣ 8 = 5 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 8 3D-1 N SK 100 1 7 2 4 N 60% 40% 5 3 3 9 2S-3 W DA 300 3 5 5 10 3NT S S3 600 6 2 7 6 3NT S S3 600 6 2 Board 21 N/S Vul -=20 Dealer North

	♠ 10 8 6 ♥ J 10 9 6=20 2 ♦ 8 7 5 = 3 ♣ J
♠ Q 4 3 ♥ K ♦ J 10 9 6 2 ♣ K Q = 10 6		♠ A K 9 2 ♥ 8 7 5=20 4 ♦ A ♣ 9 7 = 5 4
	♠ J 7 5 ♥ A Q=20 3 ♦ K Q 4 ♣ = A 8 3 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 8 2D-2 W CJ 100 6 2 2 4 2N S DJ 120 8 0 3 9 1N S CK 90 4 4 5 10 2S-1 E CA 50 2 6 7 6 1N-1 S S3 100 0 8 = Board 22 E/W Vul - = Dealer East=20

	♠ A K 10 7 ♥ 10 9 7=20 2 ♦ A Q ♣ Q = 10 7
♠ J 6 2 ♥=20 --- ♦ J 10 6 = 5 ♣ A J 8 6 3=20 2		♠ 5 4 3 ♥ K Q 6=20 5 ♦ K 8 7 = 3 ♣ K 9
	♠ Q 9 8 ♥ A J 8 4=20 3 ♦ 9 4 2 ♣ = 5 4

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 9 2H+1 S DJ 140 3 5 3 5 4Hx S CA 590 8 0 4 10 2H S CA 110 0 8 6 2 3H S DJ 140 3 5 8 7 3N+1 N H5 430 6 2 Board 23 Both Vul -=20 Dealer South

	♠ K 10 ♥ J 10=20 7 ♦ A J 9 7 3 = 2 ♣ 10 3
♠ 8 7 4 ♥ A=20 K ♦ K Q 8 = 4 ♣ A Q 5 4		♠ A 9 6 3 2 ♥ 9 6 5=20 3 2 ♦ 10 ♣ = 7 6
	♠ Q J 5 ♥ Q 8=20 4 ♦ 6 5 ♣ K = J 9 8 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 9 3N-2 W HJ 200 6 2 3 5 3N W D7 600 0 8 4 10 3N-3 W S10 300 8 0 6 2 2N+1 W HJ 150 2 6 8 7 3N-1 W H10 100 4 4 Board 24 None Vul - = Dealer West=20

	♠ A ♥ A K 7 5=20 4 ♦ 9 4 2 ♣ = 9 7 4 2
♠ Q 10 4 3 2 ♥ 10 9=20 6 2 ♦ 10 = 6 ♣ Q 8		♠ 9 8 7 5 ♥ Q J=20 8 ♦ K J 5 ♣ = A J 10
	♠ K J 6 ♥ 3 ♦ A Q 8 7 3 ♣ K 6 5 = 3

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 9 3N-1 S S4 50 2 6 3 5 3S-1 E DA 50 6 2 4 10 2H+1 N S5 140 8 0 6 2 3N-1 S S3 50 2 6 8 7 3H-1 N S9 50 2 6 = Board 25 E/W Vul -=20 Dealer North

	♠ K 5 3 2 ♥=20 J ♦ A 10 9 = 4 ♣ K J 7 6
♠ Q 4 ♥ K 10 9 6=20 3 ♦ Q 7 6 = 5 ♣ 9 3		♠ A J 9 ♥ A 5=20 4 ♦ J 3 ♣ Q = 10 8 5 2
	♠ 10 8 7 6 ♥ Q 8 7=20 2 ♦ K 8 2 ♣ = A 4

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 10 1S N DJ 80 2 6 4 6 2S+1 N D3 140 6 2 5 2 2S-1 N HA 50 0 8 7 3 2S N DJ 110 4 4 9 8 3Hx-2 W DA 500 8 0 Board 26 Both Vul - = Dealer East=20

	♠ Q ♥ K 10 7 4=20 3 ♦ A Q 7 = 4 ♣ A 7 2
♠ A K 2 ♥ A J 8=20 2 ♦ J 5 ♣ K = 9 8 4		♠ J 10 8 4 3 ♥=20 6 ♦ K 10 6 = 2 ♣ Q J 10
	♠ 9 7 6 5 ♥ Q 9=20 5 ♦ 9 8 3 ♣ = 6 5 3

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 10 2H-2 N CQ 200 6 2 4 6 4S E HQ 620 3 5 5 2 4Sx+1 E HQ 990 0 8 7 3 4S-1 E HQ 100 8 0 9 8 4S E H5 620 3 5 Board 27 None Vul -=20 Dealer South

	♠ 6 ♥ A Q 8 7=20 6 ♦ K Q 5 4 = 2 ♣ 9 6
♠ J 10 9 5 4 ♥ 9=20 5 ♦ 6 3 ♣ Q = 10 7 3		♠ A Q 7 ♥ J=20 10 ♦ 9 8 = 7 ♣ A K 8 5 4
	♠ K 8 3 2 ♥ K 4 3=20 2 ♦ A J = 10 ♣ J 2

Pairs Contract Scores MPs NS EW Bid By Ld NS EW NS EW 1 10 4H N CA 420 2 6 4 6 4H+1 N CK 450 7 1 5 2 4H N CA 420 2 6 7 3 4H N CA 420 2 6 9 8 4H+1 N CA 450 7 1 =