89752-55-6 BENZOIC ACID, 4-(((5-((4-HYDROXY-3-METHOXYPHENYL)METHYLENE)-4-OXO-2-THIOXO-3-THI Benzoic acid, 4-(((5-((4-hydroxy-3-methoxyphenyl)methylene)-4-oxo-2-thioxo-3-thiazolidinyl)methyl)amino)-