1,3-Dihydro-1-(4-piperidinyl)-2H-benzimidazol-2-one; R 30507; 1-(4-Piperidyl)-2-benzimidazolinone; 1,3-Dihydro-1-(4-piperidinyl)benzimidazol-2-one; 1-(4-Piperidinyl)-1,3-dihydro-2H-benzimidazol-2-one; 4-(2-Oxo-1,3-dihydro-benzimidazol-1-yl)piperidine; 4-(2-Oxo-1-benzimidazolinyl)piperidine; 4-(2-Oxo-1-benzimidazoly)piperidine; 4-(2-Oxo-1-benzimidazolyl)piperidine;