1	VGL	Pyrazine-2-carboxylic acid	1.000
2	NMJ	6-chloropyrazine-2-carboxylic acid	0.900
3	OJX	5-methyl-4-oxidanyl-pyrazin-4-ium-2-carboxylic acid	0.818
4	6PC	Pyridine-2-carboxylic acid	0.800
5	A1BDB	(3s)-piperidine-3-carboxylic acid	0.800
6	CPI	6-carboxypiperidine	0.800
7	ID7	(3r)-piperidine-3-carboxylic acid	0.800
8	NIO	Nicotinic acid	0.800
9	PZA	Pyrazine-2-carboxamide	0.800
10	YCP	(2s)-piperidine-2-carboxylic acid	0.800
11	1WD	3-sulfanylpyridine-2-carboxylic acid	0.727
12	3A0	(2s,4s)-4-methylpiperidine-2-carboxylic acid	0.727
13	53B	6-hydroxypyridine-2-carboxylic acid	0.727
14	5HN	5-hydroxypyridine-3-carboxylic acid	0.727
15	A1EFO	6-methylpyridine-2-carboxylic acid	0.727
16	ES6	2-oxo-1,2-dihydropyridine-3-carboxylic acid	0.727
17	MHV	4-oxo-L-pipecolic acid	0.727
18	MHW	3-hydroxypicolinic acid	0.727
19	O9B	(2~{R})-1-methylpiperidine-2-carboxylic acid	0.727
20	OA7	6-hydroxypyridine-3-carboxylic acid	0.727
21	Y31	5-bromopyridine-3-carboxylic acid	0.727
22	25R	2,5-dimethylpyrazine	0.700
23	2PC	3,4-dihydro-2h-pyrrolium-5-carboxylate	0.700
24	8LJ	(2s)-2,3-dihydro-1h-pyrrole-2-carboxylic acid	0.700
25	A1CAB	(2s)-3,4-dihydro-2h-pyrrole-2-carboxylic acid	0.700
26	DPR	D-proline	0.700
27	PKN	1h-pyrrole-3-carboxylic acid	0.700
28	PRO	Proline	0.700
29	PRS	Thioproline	0.700
30	PYC	Pyrrole-2-carboxylate	0.700
31	PYF	3-pyridinylcarbinol	0.700
32	T2C	(2s)-1,3-thiazolidine-2-carboxylic acid	0.700
33	XIE	Nicotinaldehyde	0.700