1	EYM	3-(4-methyl-3-oxo-3,4-dihydroquinoxalin-2-yl)propanoic acid	1.000
2	52F	3-(3-oxo-3,4-dihydroquinoxalin-2-yl)propanoic acid	0.941
3	EY7	3-(3-methoxyquinoxalin-2-yl)propanoic acid	0.789
4	EYY	3-(quinolin-2-yl)propanoic acid	0.778
5	NMI	3-(1-methyl-1h-indol-3-yl)propanoic acid	0.778
6	EXL	1-methyl-L-tryptophan	0.737
7	TRO	2-hydroxy-tryptophan	0.737
8	4BX	3-(1h-benzimidazol-2-yl)propanoic acid	0.722
9	EYJ	3-(1,3-benzothiazol-2-yl)propanoic acid	0.722
10	IOP	Indolylpropionic acid	0.722
11	5QX	1-methyl-3,4-dihydroquinoxalin-2-one	0.706
12	5QY	(3~{S})-3-methyl-3,4-dihydro-1~{H}-quinoxalin-2-one	0.706
13	HQA	3-(8-hydroxyquinolin-3-yl)-L-alanine	0.700
14	RE0	3-[(3r)-3-hydroxy-2-oxo-2,3-dihydro-1h-indol-3-yl]-L-alanine	0.700
15	RE3	3-[(3s)-3-hydroxy-2-oxo-2,3-dihydro-1h-indol-3-yl]-L-alanine	0.700
16	TRF	N1-formyl-tryptophan	0.700