11H-Benzo[a]carbazole-3-carboxamide,2-hydroxy-1-[[5-[[5-[[2-hydroxy-3-[[[4-(phenylazo)phenyl]amino]carbonyl]-11H-benzo[a]carbazol-1-yl]azo]-2-pyridinyl]ethynyl]-2-pyridinyl]azo]-N-[4-(phenylazo)phenyl]-
CAS No. 143934-14-9