1	SEP	Phosphoserine	1.000
2	D11	D-phosphothreonine	0.917
3	FGP	2-amino-3-hydroxy-3-phosphonooxy-propionic acid	0.917
4	TPO	Phosphothreonine	0.917
5	YTH	O-phosphono-L-allothreonine	0.917
6	48X	3-(phosphonooxy)propanoic acid	0.909
7	PSE	O-phosphoethanolamine	0.909
8	2RX	O-thiophosphono-L-serine	0.833
9	3PB	(3r)-3-(phosphonooxy)butanoic acid	0.833
10	3PG	3-phosphoglyceric acid	0.833
11	HG3	[(2~{R})-2,3,3-tris(oxidanyl)propyl] dihydrogen phosphate	0.833
12	HPV	2-oxo-3-(phosphonooxy)propanoic acid	0.833
13	SBG	O-[(S)-hydroxy(methyl)phosphoryl]-L-serine	0.833
14	SVV	O-[(S)-amino(hydroxy)phosphoryl]-L-serine	0.833
15	SVW	O-[(R)-amino(hydroxy)phosphoryl]-L-serine	0.833
16	PDI	Phosphoric acid mono-(3-hydroxy-propyl) ester	0.818
17	OMH	O-[(S)-hydroxy(methoxy)phosphoryl]-L-serine	0.769
18	T8L	Thio-phosohothreonine	0.769
19	13P	1,3-dihydroxyacetonephosphate	0.750
20	1GP	Sn-glycerol-1-phosphate	0.750
21	G3H	Glyceraldehyde-3-phosphate	0.750
22	G3P	Sn-glycerol-3-phosphate	0.750
23	GP9	(2r)-2,3-dihydroxypropyl phosphate	0.750
24	U8Z	[(~{E})-2,3-bis(oxidanyl)prop-1-enyl] dihydrogen phosphate	0.750
25	EAP	2-amino-vinyl-phosphate	0.727
26	OPE	Phosphoric acid mono-(2-amino-ethyl) ester	0.727
27	MIR	Monoethylphosphorylserine	0.714
28	SEN	O-[N,N-dimethylphosphoramidate]-L-serine	0.714