109322-03-4 2-Chloro-6H-indolo(2,3-b)quinoxaline-6-acetic acid (4-hydroxy-3-methoxybenzylene)hydrazide 6H-Indolo(2,3-b)quinoxaline-6-acetic acid, 2-chloro-, ((4-hydroxy-3-methoxyphenyl)methylene)hydrazide BRN 5666087