1	BG5	5-hydroxyamino-3-methyl-pyrrolidine-2-carboxylic acid	1.000
2	BG4	5-(hydroxy-methyl-amino)-3-methyl-pyrrolidine-2-carboxylic acid	0.917
3	05N	(3r,4r)-4-hydroxy-3-methyl-L-proline	0.750
4	2PC	3,4-dihydro-2h-pyrrolium-5-carboxylate	0.727
5	8LJ	(2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid	0.727
6	DPR	D-proline	0.727
7	PRO	Proline	0.727
8	PYC	Pyrrole-2-carboxylate	0.727