ethyl 2-(1-benzoylnaphthalen-2-yl)oxyacetate

ethyl 2-(2-oxo-1,3-benzothiazol-3-yl)acetate

2-(3-羟基-2-氧代吡啶-1(2H)-基)乙酸乙酯

2-(3,4-二甲氧基苯氧基)乙酸

ethyl 2-(2-methylquinolin-1-ium-1-yl)acetate,bromide