((Oxalamino-3 hydroxy-4 phenyl)-2 hydroxy-2) ethyl-1 (oxo-2 benzimidazolinyl-1)-4 piperidine 74406-05-6 Acetic acid, ((2-hydroxy-5-(1-hydroxy-2-(4-(2-oxo-2,3-dihydro-1H-benzimidazol-1-yl)-1-piperidinyl)ethyl)phenyl)amino)oxo-