1 HAU 1-acetyl-N-(5-methylpyridin-2-yl)piperidine-4-carboxamide 1.000 2 T7G 1-acetyl-N-(2-hydroxyphenyl)piperidine-4-carboxamide 0.810 3 UPJ 1-acetyl-N-methyl-N-phenylpiperidine-4-carboxamide 0.810