1	OLZ	O-(2-aminoethyl)-L-serine	1.000
2	OAS	O-acetylserine	0.818
3	7C9	O-methyl-L-serine	0.800
4	0AH	O-(bromoacetyl)-L-serine	0.750
5	42Y	O-propanoyl-L-serine	0.750
6	73C	(2~{S})-2-azanyl-3-butoxy-propanoic acid	0.750
7	SRZ	Propoxy-L-serine	0.750
8	TH5	O-acetyl-L-threonine	0.750
9	TIS	O-(1,1-dihydroxyethyl)-L-serine	0.750
10	OLT	O-methyl-L-threonine	0.727