乙基2-(N-苄基苯胺基)乙酸酯

ethyl 2-[5-(4-chlorophenyl)tetrazol-2-yl]acetate

ethyl 2-[5-(4-chlorophenyl)tetrazol-1-yl]acetate

Ethyl 6-methoxy-1-benzofuran-2-carboxylate

Ethyl (6-methoxy-1-oxo-1,2,3,4-tetrahydro-2-naphthalenyl)acetate