英文别名1,3-(2-oxo-benzimidazolin-1-yl)propane; 1,1'-Trimethylen-bis-(2-oxo-benzimidazolin); 1,3,1',3'-tetrahydro-1,1'-propane-1,3-diyl-bis-benzoimidazol-2-one; 1,5-Bis-(benzimidazol-2-on-1-yl)propan; Domperidone Impurity 4; 1,1'-(propane-1,3-diyl)bis(1H-benzo[d]imidazol-2(3H)-one); Domperidone Impurity 20; 1-(3-(1,2-Dihydro-2-oxobenzo[d]imidazol-3-yl)propyl)-1H-benzo[d]imidazol-2(3H)-one 
