1	POA	Phosphonoacetaldehyde	1.000
2	2HE	(2-hydroxyethyl)phosphonic acid	1.000
3	7VD	(2-oxopropyl)phosphonic acid	0.875
4	PAE	Phosphonoacetic acid	0.875
5	PCT	Phosphonoacetamide	0.875
6	S0H	(S)-2-hydroxypropylphosphonic acid	0.875
7	TB6	[(2r)-2-hydroxypropyl]phosphonic acid	0.875
8	YRQ	[(2s)-1-hydroxypropan-2-yl]phosphonic acid	0.875
9	GG6	[(1s,2s)-1,2-dihydroxypropyl]phosphonic acid	0.778
10	PAH	Phosphonoacetohydroxamic acid	0.778
11	UXR	(2s)-2-phosphonopropanoic acid	0.778
12	57H	Prop-2-en-1-ylphosphonic acid	0.750
13	GG7	[(1r)-1-aminoethyl]phosphonic acid	0.750
14	P7I	(2-aminoethyl)phosphonic acid	0.750
15	GB	Methylphosphonic acid ester group	0.714
16	FSG	[(1s)-1-fluoro-2-(hydroxyamino)-2-oxoethyl]phosphonic acid	0.700
17	PPR	Phosphonopyruvate	0.700