1 6C5 N-(cyclopentylmethyl)pyrrolidine-1-carboxamide 1.000 2 6C9 N-{[(3s)-oxolan-3-yl]methyl}pyrrolidine-1-carboxamide 0.867 3 P93 N-[(furan-3-yl)methyl]pyrrolidine-1-carboxamide 0.867