189360-92-7

11H-Benzo[a]carbazole-3-carboxamide,1-[[4-[4-[4-[(4-cyano-1-hydroxy-3-methyl-5H-benzo[b]carbazol-2-yl)azo]phenyl]-1,3-butadienyl]phenyl]azo]-2-hydroxy-N-(4-methoxyphenyl)-