2-(benzhydryloxy)-N,N-dimethylethanamine hydrochloride-D4;2-(Diphenylmethoxy)-N,N-dimethylethanamine-D4;2-(Diphenylmethoxy)-N,N-dimethylethanamine-d4; 2-(Benzhydryloxy)-N,N-dimethylethylamine-d4; 2-(Diphenylmethoxy)-N,N-dimethylethylamine-d4; Benzhydramine-d4; DPH-d4; Dimedrol base-d4; FAR 90X2; N,N-Dimethyl-2-(diphenylmethoxy)ethylamine-d4; N-[2-(Diphenylmethoxy)ethyl]-N,N-dimethylamine-d4; NSC 665800; O-Benzhydryldimethylaminoethanol-d4; Probedryl-d4; ?-(2-Di-d4 methylaminoethoxy)diphenylmethane-d4; ?-Dimethylaminoethanol Diphenylmethyl Ehter-d4; ?-Dimethylaminoethylbenzhydrylether-d4;diphenhydramine-d4