英文别名6,7,8,9-Dehydro Paliperidone; Paliperidone Impurity P3; 4H-Pyrido[1,2-a]pyrimidin-4-one, 3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-9-hydroxy-2-methyl-; Paliperidone Impurity 45; 3-[2-[4-(6-Fluoro-1,2-benzoxazol-3-yl)-1-piperidyl]ethyl]-9-hydroxy-2-methyl-pyrido[1,2-a]pyrimidin-4-one; 3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-4H-pyrido-[1,2-a]pyrimidin-4-one 
