英文别名Epalrestat Impurity 6; 3-Thiazolidineacetic acid, 5-[(2Z)-2-methyl-3-phenyl-2-propen-1-ylidene]-4-oxo-2-thioxo-, (5E); Epalrestate; Epalrestat (E,Z)-Isomer; 2-[(5E)-5-[(Z)-2-methyl-3-phenylprop-2-enylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid; Epalrestaiez isomer