diethyl 2-(1-benzofuran-2-ylmethylidene)propanedioate

nitro-4 (benzofuryl-2)-3 butyrate d'ethyle

diethyl 2-[1-(1-benzofuran-2-yl)-2-nitroethyl]propanedioate

ethyl 4-(1-benzofuran-2-yl)-2-oxopyrrolidine-3-carboxylate

4-(1-benzofuran-2-yl)pyrrolidin-2-one