3-(3-吲唑)丙酸

methyl 3-indazolylpropionate

3-(indazol-3-yl)-propenoic acid methyl ester

tert-butyl 3-[(1E)-3-ethoxy-3-oxoprop-1-en-1-yl]-1H-indazole-1-carboxylate

ethyl 3-(3-azido-3-oxopropyl)-1H-indazole-1-carboxylate