1	HJT	(2~{S})-2-azanyl-4-sulfo-butanoic acid	1.000
2	OMT	S-dioxymethionine	0.833
3	MHO	S-oxymethionine	0.750
4	SME	Methionine sulfoxide	0.750
5	A20	3-aminopropane-1-sulfonic acid	0.727
6	HCS	2-amino-4-mercapto-butyric acid	0.727
7	KCY	D-homocysteine	0.727