1	NPQ	N-acetyl naphthylalanine	1.000
2	5CR	N-acetyl-L-phenylalanine	0.789
3	3NF	N-acetyl-L-tyrosine	0.750
4	4J2	(2r)-2-amino-3-(naphthalen-2-yl)propanoic acid	0.750
5	NA8	(1s)-1-carboxy-2-naphthalen-2-ylethanaminium	0.750
6	NAL	Beta-(2-naphthyl)-alanine	0.750
7	QPH	N-formyl-L-phenylalanine	0.737
8	NDF	N-(carboxycarbonyl)-D-phenylalanine	0.714
9	NLF	N-formyl-L-tryptophan	0.714
10	7VU	(2s)-2-(ethylamino)-3-(4-methylphenyl)propanoic acid	0.700
11	EYY	3-(quinolin-2-yl)propanoic acid	0.700
12	FC0	N-carboxy-L-phenylalanine	0.700
13	ING	D-[(amino)carbonyl]phenylalanine	0.700