methyl 2-[(6-oxo-1H-pyrimidin-2-yl)sulfanyl]acetate

2-(4-甲氧基苯氧基)乙酸甲酯

2-(乙基氨基)乙酸甲酯

2-甲氧基-2-氧代乙基水杨酸酯

methyl 2-[2-(dimethylamino)ethoxy]acetate