ethyl 2-(4-chlorophenyl)-2-hydroxyacetate

2-羟基-3-丁炔酸乙酯

Ethyl 2-(Diethoxyphosporyl)-2-hydroxyacetate

1,2,3,4-四氢-9H-吡啶[3,4-B]并吲哚

ethyl 3-phenyl-2-piperidin-1-ylpropanoate