英文别名1-(4-(4-fluorophenyl)-4-oxobutyl)-4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)-1,2,3,6-tetrahydropyridine 1-oxide; Droperidol Impurity D; Droperidol Impurity 4; Droperidol EP Impurity D; (1RS)-1-[4-(4-Fluorophenyl)-4-oxobutyl]-4-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)-1,2,3,6-tetrahydropyridine 1-oxide; 2H-Benzimidazol-2-one, 1-[1-[4-(4-fluorophenyl)-4-oxobutyl]-1,2,3,6-tetrahydro-1-oxido-4-pyridinyl]-1,3-dihydro- 
