56972-83-9 5H-Dibenzo(a,d)cyclohepten-5-amine, N,N-diethyl-10-(4-methyl-1-piperazinyl)- N,N-Diethyl-10-(4-methyl-1-piperazinyl)-5H-dibenzo(a,d)cyclohepten-5-amine RMI 61559