1	CCP	Butylphosphonate	1.000
2	IPI	3-methylbutylphosphonic acid	0.889
3	57H	Prop-2-en-1-ylphosphonic acid	0.875
4	2WW	[(1s)-1-amino-3-methylbutyl]phosphonic acid	0.800
5	CYX	(3-formyl-but-3-enyl)-phosphonic acid	0.800
6	NLP	(1-amino-pentyl)-phosphonic acid	0.800
7	PLU	Leucine phosphonic acid	0.800
8	1JJ	[(1s)-1-hydroxypropyl]phosphonic acid	0.778
9	3V2	[(1r)-1-aminopropyl]phosphonic acid	0.778
10	7VD	(2-oxopropyl)phosphonic acid	0.778
11	FFQ	[(1r)-1-hydroxypropyl]phosphonic acid	0.778
12	S0H	(S)-2-hydroxypropylphosphonic acid	0.778
13	TB6	[(2r)-2-hydroxypropyl]phosphonic acid	0.778
14	4PB	N-hydroxy-4-phosphono-butanamide	0.727
15	E7P	(2s)-2-amino-4-phosphonobutanoic acid	0.727
16	Q07	[(1r,2s)-1-amino-2-methylpentyl]phosphonic acid	0.727
17	3PP	3-phosphonopropanoic acid	0.700
18	GG6	[(1s,2s)-1,2-dihydroxypropyl]phosphonic acid	0.700
19	PVA	1-amino-2-methyl-propylphosphonic acid	0.700
20	YS8	[(1r)-1-hydroxy-2-methylpropyl]phosphonic acid	0.700