英文别名Paliperidone Impurity 35; 3-{2-[4-(5-Fluoro-1,2-benzoxazol-3-yl)-1-piperidinyl]ethyl}-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one; Paliperidone Impurity 1; 5-FluoroPaliperidone-d4; 3-[2-[4-(5-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one; 3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one; Paliperidone 5-Fluoro Isomer; 3-[2-[4-(5-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one; Paliperidone Impurity 1(5-Fluoro Isomer); 5-fluoro Paliperidone Impurity 
