3-氧代己酸甲酯

6-溴烟酸甲酯

2-(5-溴吡啶-3-基)乙酸甲酯

4-氯-3-甲氧基苯甲酸甲酯

methyl 3-[(2-methylpropan-2-yl)oxycarbonylamino]oxolane-3-carboxylate