5-phenyl-5-(piperidin-1-ylcarbonyl)pyrrolidine-3-carbonitrile InChI=1/C17H21N3O/c18-12-14-11-17(19-13-14,15-7-3-1-4-8-15)16(21)20-9-5-2-6-10-20/h1,3-4,7-8,14,19H,2,5-6,9-11,13H piperidine, 1-[(4-cyano-2-phenyl-2-pyrrolidinyl)carbonyl]-