1,2-Ethanediamine, N,N-dimethyl-N'-(1-naphthalenylmethyl)- 50341-70-3 BRN 2723353 Ethylenediamine, N,N-dimethyl-N'-(1-naphthylmethyl)- N,N-Dimethyl-N'-(1-naphthalenylmethyl)-1,2-ethanediamine