2-Bromo-N-(1-butyl-2-pyrrolidinylidene)-4-chlorobenzenamine 27033-92-7 BRN 1542612 Benzenamine, 2-bromo-N-(1-butyl-2-pyrrolidinylidene)-4-chloro- Pyrrolidine, 2-((2-bromo-4-chlorophenyl)imino)-1-butyl-