4467-97-4 5H-DIBENZO(a,d)CYCLOHEPTENE, 10,11-DIHYDRO-5-(3-(4-METHYLPIPERAZINYL)PROPYLIDENE 5H-Dibenzo(a,d)cycloheptene, 10,11-dihydro-5-(3-(4-methylpiperazinyl)propylidene)-, dihydrochloride