2,2-Diphenyl 2-propargyl (2'-methyl phenethylamino ethyl) methyl acetamide chlorhydrate 40181-20-2 Benzeneacetamide, N-methyl-N-(2-((2-(2-methylphenyl)ethyl)amino)ethyl)-alpha-phenyl-alpha-(2-propynyl)-, monohydrochloride