Synonyms: 2-Benzimidazolinone,1-(4-piperidyl)- (6CI,8CI);1,3-Dihydro-1-(4-piperidinyl)benzimidazol-2-one;1-(4-Piperidinyl)-1,3-dihydro-2H-benzimidazol-2-one;1-(4-Piperidinyl)-2-benzimidazolinone;1-(4-Piperidyl)-2-benzimidazolinone;1-(4-Piperidyl)-2-oxobenzimidazoline;1-(4-Piperidyl)-3-hydrobenzimidazol-2-one;1-(Piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one;4-(2,3-Dihydro-2-oxobenzimidazol-1-yl)piperidine;4-(2-Oxo-1,3-dihydrobenzimidazol-1-yl)piperidine;4-(2-Oxo-1-benzimidazolinyl)piperidine;4-(2-Oxo-1-benzimidazolyl)piperidine;4-(2-Oxo-2,3-dihydrobenzimidazol-1-yl)piperidine;4-(2-keto-1-Benzimidazolinyl)piperidine;R 30507;4-(2-Keto-1-benzimidozolinyl)piperidine;