2-Naphthalenecarboxamide, 3-hydroxy-4-((2-methyl-5-nitrophenyl)azo)-N-(2-methylphenyl)- 3-Hydroxy-4-((2-methyl-5-nitrophenyl)azo)-N-(o-tolyl)naphthalene-2-carboxamide 6655-84-1 EINECS 229-681-4