1,4-Butanediamine, N,N'-bis(2-chloroethyl)-N,N'-bis(phenylmethyl)-, dihydrochloride (9CI) 6952-18-7 BENZYLAMINE, N,N'-TETRAMETHYLENEBIS(N-(2-CHLOROETHYL)-, DIHYDROCHLORIDE N,N'-Bis(2-chloroethyl)-1,4-dibenzylamino-butane dihydrochloride N,N'-Tetramethylenebis(N-(2-chloroethyl)benzylamine) dihydrochloride NSC 63029