1	MP8	(4r)-4-methyl-L-proline	1.000
2	V3C	Trans-4-athyl-L-proline	0.900
3	2PC	3,4-dihydro-2h-pyrrolium-5-carboxylate	0.889
4	8LJ	(2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid	0.889
5	A1CAB	(2s)-3,4-dihydro-2h-pyrrole-2-carboxylic acid	0.889
6	DPR	D-proline	0.889
7	PRO	Proline	0.889
8	PYC	Pyrrole-2-carboxylate	0.889
9	02J	5-methyl-1,2-oxazole-3-carboxylic acid	0.800
10	3BY	1-methyl-L-proline	0.800
11	3WX	2-methyl-L-proline	0.800
12	4FB	(4s)-4-fluoro-L-proline	0.800
13	7YO	(2r)-5-oxidanylidenepyrrolidine-2-carboxylic acid	0.800
14	DPL	4-oxoproline	0.800
15	FP9	(4r)-4-fluoro-L-proline	0.800
16	G8X	(2~{S},3~{R})-3-oxidanylpyrrolidine-2-carboxylic acid	0.800
17	HY3	3-hydroxyproline	0.800
18	HYP	4-hydroxyproline	0.800
19	HZP	(4s)-4-hydroxy-L-proline	0.800
20	JKH	4-amino-proline	0.800
21	PCA	Pyroglutamic acid	0.800
22	PXU	2-hydroxy-L-proline	0.800
23	UY7	(4s)-4-hydroxy-D-proline	0.800
24	UYA	(4r)-4-hydroxy-D-proline	0.800
25	XRE	5-hydroxyproline	0.800
26	8GZ	D-prolinol	0.778
27	PRI	Pyrrolidine-2-carbaldehyde	0.778
28	52A	(2r,4r)-4-aminopyrrolidine-2,4-dicarboxylic acid	0.750
29	05N	(3r,4r)-4-hydroxy-3-methyl-L-proline	0.727
30	3A0	(2s,4s)-4-methylpiperidine-2-carboxylic acid	0.727
31	6IW	(2s,4s)-1-methyl-4-oxidanyl-pyrrolidine-2-carboxylic acid	0.727
32	87I	(2r,4r)-1-methyl-4-hydroxyl-pyrrolidine-2-carboxylic acid	0.727
33	A1D9O	(2~{S},3~{S},4~{S})-3,4-bis(oxidanyl)pyrrolidine-2-carboxylic acid	0.727
34	A1H05	(2s,3r,4s)-2-[bis(oxidanyl)methyl]pyrrolidine-3,4-diol	0.727
35	EX8	(2~{R},3~{R},4~{S})-3-fluoranyl-4-oxidanyl-pyrrolidine-2-carbaldehyde	0.727
36	FPK	1-formyl-L-proline	0.727
37	H5M	Trans-3-hydroxy-5-methylproline	0.727
38	N80	1-ethenyl-L-proline	0.727
39	OVV	3-methylbenzoic acid	0.727
40	PBE	1,1-dimethyl-prolinium	0.727
41	PDF	4,4-difluoro-L-proline	0.727
42	POM	Cis-5-methyl-4-oxoproline	0.727
43	PYB	4-amino-(1-methylpyrrole)-2-carboxylic acid	0.727
44	A1A3M	(5s)-4,5-dihydro-1h-pyrazole-5-carboxylic acid	0.700
45	C21	Thiophene-2-carboxylic acid	0.700
46	CGN	5-oxo-pyrrolidine-2-carbaldehyde	0.700
47	FOA	2-furoic acid	0.700
48	IQ0	Cyclopentanecarboxylic acid	0.700
49	LPD	L-prolinamide	0.700
50	PR9	D-prolinamide	0.700
51	PRS	Thioproline	0.700
52	T2C	(2s)-1,3-thiazolidine-2-carboxylic acid	0.700
53	TFB	Tetrahydrofuran-2-carboxylic acid	0.700
54	UJM	(2s)-thiolane-2-carboxylic acid	0.700
55	UJP	(2r)-thiolane-2-carboxylic acid	0.700