1,3-Propanediamine, N-(3,3-diphenylpropyl)-N'-(1-methyl-2-phenylethyl)-, dihydrochloride 50597-63-2 Chinoin 108 KD 983 KD-983 N-(3,3-Diphenylpropyl)-N'-(1-methyl-2-phenylethyl)-1,3-propanediamine