1	YRQ	[(2s)-1-hydroxypropan-2-yl]phosphonic acid	1.000
2	UXR	(2s)-2-phosphonopropanoic acid	0.889
3	2HE	(2-hydroxyethyl)phosphonic acid	0.875
4	POA	Phosphonoacetaldehyde	0.875
5	7VD	(2-oxopropyl)phosphonic acid	0.778
6	PAE	Phosphonoacetic acid	0.778
7	PCT	Phosphonoacetamide	0.778
8	S0H	(S)-2-hydroxypropylphosphonic acid	0.778
9	TB6	[(2r)-2-hydroxypropyl]phosphonic acid	0.778
10	GG6	[(1s,2s)-1,2-dihydroxypropyl]phosphonic acid	0.700
11	PAH	Phosphonoacetohydroxamic acid	0.700