109322-00-1 2-Chloro-6H-indolo(2,3-b)quinoxaline-6-acetic acid ((4-hydroxyphenyl)methylene)hydrazide 6H-Indolo(2,3-b)quinoxaline-6-acetic acid, 2-chloro-, ((4-hydroxyphenyl)methylene)hydrazide BRN 5657888