英文别名Amlodipine Impurity U; 2-[(2-CHLOROPHENYL)METHYLENE]-4-[2-(1,3-DIHYDRO-1,3-DIOXO-2H-ISOINDOL-2-YL)ETHOXY]-3-OXOBUTANOIC ACI; Amlodipine IH Impurity B; Amlodipine Related Compound (E-Isomer); Butanoic acid, 2-[(2-chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)ethoxy]-3-oxo-, ethyl ester; ethyl 2-(2-chlorobenzylidene)-4-(2-(1,3-dioxoisoindolin-2-yl)ethoxy)-3-oxobutanoate 
