amitriptyline10,11-dihydro-5-(gamma-dimethylaminopropylidene)-5H-dibenzo(a,d)cycloheptene10,11-dihydro-N,N-dimethyl-5H-dibenzo(a,d)heptalene-Delta(5),gamma-propylamine3-(10,11-dihydro-5H-dibenzo(a,d)cyclohepten-5-ylidene)-N,N-dimethyl-1-propanamine3-(10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ylidene)-N,N-dimethylpropan-1-amine5-(3-dimethylaminopropylidene)-10,11-dihydro-5H-dibenzo(a,d)cycloheptatriene5-(3-dimethylaminopropylidene)-10,11-dihydro-5H-dibenzo(a,d)cycloheptene5-(gamma-dimethylaminopropylidene)-5H-dibenzo[a,d][1,4]cycloheptadieneAmitriptylinAmitriptyline