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2-[4-(4-Sulfophenylamino)-α-[4-(2-sulfophenylamino)phenyl]-α-hydroxybenzyl]-5-amino-4-methylbenzenesulfonic acid Structure

2-[4-(4-Sulfophenylamino)-α-[4-(2-sulfophenylamino)phenyl]-α-hydroxybenzyl]-5-amino-4-methylbenzenesulfonic acid