1 R38 (2~{R})-3-(1~{H}-indol-3-yl)-2-[[(2~{S})-2-methyl-3-sulfanyl-propanoyl]amino]propanoic acid 1.000 2 R59 (2~{S})-3-(1~{H}-indol-3-yl)-2-[[(2~{S})-2-methyl-3-sulfanyl-propanoyl]amino]propanoic acid 1.000 3 NLF N-formyl-L-tryptophan 0.810 4 TIG N-(2-aminoethyl)-L-tryptophan 0.773 5 E9M N-methyl-L-tryptophan 0.762 6 B9U (2s)-2-hydroxy-N-[(2s)-1-hydroxy-3-(1h-indol-3-yl)propan-2-yl]-3-methylbutanamide 0.750 7 B9R N-[(2s)-1-hydroxy-3-(1h-indol-3-yl)propan-2-yl]-N~2~-methyl-L-valinamide 0.720 8 ILV (2s,5s)-5-(hydroxymethyl)-1-methyl-2-(propan-2-yl)-1,2,4,5,6,8-hexahydro-3h-[1,4]diazonino[7,6,5-Cd]indol-3-one 0.720 9 7AN ~{N}-[2-(1~{H}-indol-3-yl)ethyl]ethanamide 0.714 10 F1V N-[2-(5-methoxy-1h-indol-3-yl)ethyl]-2,2-dimethylpropanamide 0.708