1-Piperazinecarboxamide, N-butyl-4-(5-oxo-5H-dibenzo(a,d)cyclohepten-10-yl)- 56972-97-5 N-Butyl-4-(5-oxo-5H-dibenzo(a,d)cyclohepten-10-yl)-1-piperazinecarboxamide RMI 61195