Deferasirox Impurity 18 (Mixture of Isomers)

Synonyms: 4,4'-((thiobis(6-hydroxy-3,1-phenylene))bis(3-(2-hydroxyphenyl)-1H-1,2,4-triazole-5,1-diyl))dibenzoic acid compound with 4,4'-((thiobis(6-hydroxy-3,1-phenylene))bis(5-(2-hydroxyphenyl)-1H-1,2,4-triazole-3,1-diyl))dibenzoic acid and 4-(3-(5-((3-(1-(4-carboxyphenyl)-3-(2-hydroxyphenyl)-1H-1,2,4-triazol-5-yl)-4-hydroxyphenyl)thio)-2-hydroxyphenyl)-5-(2-hydroxyphenyl)-1H-1,2,4-triazol-1-yl)benzoic acid