1	SGX	O-[(S)-amino(methoxy)phosphoryl]-L-serine	1.000
2	SGR	O-[(R)-amino(methoxy)phosphoryl]-L-serine	1.000
3	OMH	O-[(S)-hydroxy(methoxy)phosphoryl]-L-serine	0.846
4	MIR	Monoethylphosphorylserine	0.786
5	SVX	O-[(R)-ethoxy(methyl)phosphoryl]-L-serine	0.786
6	SVV	O-[(S)-amino(hydroxy)phosphoryl]-L-serine	0.769
7	SVW	O-[(R)-amino(hydroxy)phosphoryl]-L-serine	0.769
8	MIS	Monoisopropylphosphorylserine	0.733
9	SGB	O-[(S)-methyl(1-methylethoxy)phosphoryl]-L-serine	0.733