7479-12-1

PZ130 1,4-Bis-(4-amino-phenyl)-piperazin 4,4'-(piperazine-1,4-diyl)dianiline 4-[4-(4-aminophenyl)piperazin-1-yl]aniline 4-(4-(4-aminophenyl)piperazin-1-yl)benzenamine Benzenamine, 4,?4'-?(1,?4-?piperazinediyl)?bis-