1	CY4	S-butyryl-cystein	1.000
2	6KM	S-propanoyl-L-cysteine	0.917
3	CYW	S-[(2r)-2-hydroxypropanoyl]-L-cysteine	0.846
4	I3L	Allyl-cysteine	0.833
5	SCY	S-acetyl-cysteine	0.833
6	HTI	(4s)-4-{[(2s)-2-amino-3-oxopropyl]sulfanyl}-L-homoserine	0.800
7	MCS	Malonyl cysteine	0.786
8	CSA	S-acetonylcysteine	0.769
9	CYG	2-amino-4-(amino-3-oxo-propylsulfanylcarbonyl)-butyric acid	0.750
10	ECX	S-ethyl-L-cysteine	0.750
11	M0H	S-(hydroxymethyl)-L-cysteine	0.750
12	ASF	3-(butylsulphonyl)-propanoic acid	0.714
13	BBC	3-[(4-aminobutyl)sulfinyl]-2-iminopropan-1-ol	0.714
14	C3Y	S-[(1s)-1-hydroxy-1-(hydroxyamino)ethyl]-L-cysteine	0.714
15	CGV	S-[(R)-carboxy(hydroxy)methyl]-L-cysteine	0.714
16	P9S	Dihydroxypropylcysteine	0.714