1	N8P	N-acetyl-D-proline	1.000
2	N7P	1-acetyl-L-proline	1.000
3	FPK	1-formyl-L-proline	0.909
4	N80	1-ethenyl-L-proline	0.909
5	3BY	1-methyl-L-proline	0.818
6	MCO	1-(3-mercapto-2-methyl-propionyl)-pyrrolidine-2-carboxylic acid	0.786
7	SLC	Seleno-captopril	0.786
8	X8Z	L-captopril	0.786
9	6IW	(2s,4s)-1-methyl-4-oxidanyl-pyrrolidine-2-carboxylic acid	0.750
10	87I	(2r,4r)-1-methyl-4-hydroxyl-pyrrolidine-2-carboxylic acid	0.750
11	PBE	1,1-dimethyl-prolinium	0.750
12	PYB	4-amino-(1-methylpyrrole)-2-carboxylic acid	0.750
13	EEL	(2r)-1-[3-sulfanyl-2-(sulfanylmethyl)propanoyl]pyrrolidine-2-carboxylic acid	0.733
14	2PC	3,4-dihydro-2h-pyrrolium-5-carboxylate	0.727
15	8LJ	(2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid	0.727
16	DPR	D-proline	0.727
17	PRO	Proline	0.727
18	PYC	Pyrrole-2-carboxylate	0.727
19	U29	Methyl (5s)-1-acetyl-5-methyl-L-prolinate	0.714
20	V6F	(4r)-1-acetyl-4-hydroxy-N-methyl-L-prolinamide	0.714