1	GZ3	(E)-2-methyl-3-phosphonoacrylate	1.000
2	3PP	3-phosphonopropanoic acid	0.900
3	DCO	3,3-dichloro-2-phosphonomethyl-acrylic acid	0.833
4	APO	D-2-amino-3-phosphono-propionic acid	0.818
5	PPR	Phosphonopyruvate	0.818
6	PVA	1-amino-2-methyl-propylphosphonic acid	0.727
7	YS8	[(1r)-1-hydroxy-2-methylpropyl]phosphonic acid	0.727
8	G88	(2s)-2-(phosphonomethyl)pentanedioic acid	0.714
9	57H	Prop-2-en-1-ylphosphonic acid	0.700