2-Naphthalenecarboxylicacid, 3-hydroxy-4-[[2-(methoxycarbonyl)phenyl]azo]- (9CI);1-(2-Carbomethoxyphenylazo)-2-naphthol-3-carboxylic acid;3-Hydroxy-4-[[2-(methoxycarbonyl)phenyl]azo]-2-naphthoic acid
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