4-((2-Hydroxy-1-naphthalenyl)azo)-N-(4-((2-hydroxy-1-naphthalenyl)azo)phenyl)benzamide, tetrakis(formylaminomethyl) deriv. 71701-17-2 Benzamide, 4-((2-hydroxy-1-naphthalenyl)azo)-N-(4-((2-hydroxy-1-naphthalenyl)azo)phenyl)-, tetrakis((formylamino)methyl) deriv.