1	CAS	S-(dimethylarsenic)cysteine	1.000
2	CAF	S-dimethylarsinoyl-cysteine	0.909
3	CZZ	Thiarsahydroxy-cysteine	0.727
4	BB9	(2z)-2-amino-3-sulfanylprop-2-enoic acid	0.700
5	CYS	Cysteine	0.700
6	DCY	D-cysteine	0.700