1 E0D (3s)-1-[2-(3-ethanoylindol-1-yl)ethanoyl]piperidine-3-carboxylic acid 1.000 2 A1B15 (3s)-1-[(5-methyl-1h-indol-1-yl)acetyl]piperidine-3-carboxamide 0.769 3 A1BRL (3s)-1-[(2-methyl-1h-1,3-benzimidazol-1-yl)acetyl]piperidine-3-carboxamide 0.704