10,11-Dihydro-5-(3-(methylamino)-2-hydroxypropylidene)-5H-dibenzo(a,d)cycloheptene HCl 2-Propanol, 1-(10,11-dihydro-5H-dibenzo(a,d)cyclohepten-5-ylidene)-3-(methylamino)-, hydrochloride 27448-08-4