4-氯甲基吡啶

2,2-二甲基-1,3-苯并噁嗪-4-酮

2,2-dimethyl-3-(4-pyridylmethyl)-4-oxo-4H-1,3-benzoxazine

2,2-dimethyl-3-(4-methylpyrid-3-yl)-4-oxo-4H-1,3-benzoxazine

2,2-dimethyl-3-(4-methylpyrid-2-yl)-4-oxo-4H-1,3-benzoxazine