tert-Butyl cis(+/-)-4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-(cyclopropylamino)piperidine-1-carboxylate tert-Butyl trans(+/-)-4-{[(4-chloro-5-ethyl-1H-imidazol-2-yl)carbonyl]amino}-3-(cyclopropylamino)piperidine-1-carboxylate (HCID 131730874)|Huagongshe