tetrasodium N-[4-[[4-[[4-[[1-amino-8-hydroxy-3,6-disulphonato-7-[(4-sulphonatophenyl)azo]-2-naphthyl]azo]benzoyl]amino]phenyl]azo]-3-hydroxyphenyl]glycinate;Glycine, N-4-4-4-1-amino-8-hydroxy-3,6-disulfo-7-(4-sulfophenyl)azo-2-naphthalenylazobenzoylaminophenylazo-3-hydroxyphenyl-, tetrasodium salt
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