Synonyms: 2,2',2'',2'''-[(3,6-dihydroxybenzene-1,2,4,5-tetrayl)tetrasulfanediyl]tetraacetic acid;NSC10917;AC1L5CHU;AC1Q5WTH;AR-1D0244;NSC-10917;Tetrakis(carboxy-methylmercapto) - hydroquinone;2-[2,4,5-tris(carboxymethylsulfanyl)-3,6-dihydroxyphenyl]sulfanylacetic acid