2-Naphthalenecarboxylic acid,3-hydroxy-4-[[4-[[[1-[[2-(4-methoxyphenyl)hydrazino]carbonyl]nonadecyl]methylamino]sulfonyl]-2-sulfophenyl]azo]-, monosodium salt
139341-38-1 2-Naphthalenecarboxylic acid,3-hydroxy-4-[[4-[[[1-[[2-(4-methoxyphenyl)hydrazino]carbonyl]nonadecyl]methylamino]sulfonyl]-2-sulfophenyl]azo]-, monosodium salt