1-Acetyl-4-(8-chloro-5,6-dihydro-11H-benzo(5,6)cycloheptal(1,2-b)pyridin-11-ylidine)piperidine 117796-52-8 Piperidine, 1-acetyl-4-(8-chloro-5,6-dihydro-11H-benzo(5,6)cyclohepta(1,2-b)pyridin-11-ylidene)- Piperidine, 1-acetyl-4-(8-chloro-5,6-dihydro-11H-benzo(5,6)cyclohepta(1,2-b)pyridine-11-ylidene)- RESPATADINE Sch 37370 Sch-37370