1	CSJ	S-[(2-aminophenyl)carbonyl]-L-cysteine	1.000
2	ZBZ	S-(phenylcarbonyl)-L-cysteine	0.938
3	BCS	Benzylcysteine	0.875
4	JJJ	S-(pyridin-3-ylcarbonyl)-L-cysteine	0.824
5	JJK	S-[(S)-hydroxy(pyridin-3-yl)methyl]-L-cysteine	0.824
6	NO6	S-[(pyridin-2-yl)methyl]-L-cysteine	0.765
7	JJL	S-[(S)-hydroxy(5-methoxypyridin-3-yl)methyl]-L-cysteine	0.737