Synonyms: 4H-1-Benzopyran-2-carboxylicacid,7-[[(1S,2E,4Z)-9-(4-acetyl-3-hydroxy-2-propylphenoxy)-1-[(R)-hydroxy[3-(trifluoromethyl)phenyl]methyl]-2,4-nonadienyl]thio]-4-oxo-(9CI); 4H-1-Benzopyran-2-carboxylic acid, 7-[[9-(4-acetyl-3-hydroxy-2-propylphenoxy)-1-[hydroxy[3-(trifluoromethyl)phenyl]methyl]-2,4-nonadienyl]thio]-4-oxo-,[S-[R*,S*-(E,Z)]]-; Iralukast