1	CGN	5-oxo-pyrrolidine-2-carbaldehyde	1.000
2	PCA	Pyroglutamic acid	0.889
3	XRE	5-hydroxyproline	0.889
4	8GZ	D-prolinol	0.875
5	A1IG7	(5~{S})-5-methylpyrrolidin-2-one	0.875
6	PRI	Pyrrolidine-2-carbaldehyde	0.875
7	2PC	3,4-dihydro-2h-pyrrolium-5-carboxylate	0.778
8	8LJ	(2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid	0.778
9	DPR	D-proline	0.778
10	LPD	L-prolinamide	0.778
11	PR9	D-prolinamide	0.778
12	PRO	Proline	0.778
13	PYC	Pyrrole-2-carboxylate	0.778
14	BAQ	Pyrrolidin-2-one	0.750
15	1AB	1,4-dideoxy-1,4-imino-D-arabinitol	0.700
16	2DR	2-deoxy-beta-D-erythro-pentofuranose	0.700
17	3BY	1-methyl-L-proline	0.700
18	3WX	2-methyl-L-proline	0.700
19	4FB	(4s)-4-fluoro-L-proline	0.700
20	9PR	N-methyl-L-prolinamide	0.700
21	DPL	4-oxoproline	0.700
22	EDG	1,4-dideoxy-1,4-imino-L-arabinitol	0.700
23	FP9	(4r)-4-fluoro-L-proline	0.700
24	G8X	(2~{S},3~{R})-3-oxidanylpyrrolidine-2-carboxylic acid	0.700
25	HB0	Trans-4-(hydroxymethyl)cyclohexanol	0.700
26	HBA	P-hydroxybenzaldehyde	0.700
27	HY3	3-hydroxyproline	0.700
28	HYP	4-hydroxyproline	0.700
29	HZP	(4s)-4-hydroxy-L-proline	0.700
30	IMR	Iminoribitol	0.700
31	JKH	4-amino-proline	0.700
32	LDU	Dideoxy-imino-lyxitol	0.700
33	MP8	(4r)-4-methyl-L-proline	0.700
34	PDW	Methyl D-prolinate	0.700
35	PLJ	Methyl L-prolinate	0.700
36	PXU	2-hydroxy-L-proline	0.700
37	UY7	(4s)-4-hydroxy-D-proline	0.700
38	UYA	(4r)-4-hydroxy-D-proline	0.700