methyl 2-(4-fluorophenyl)-5-hydroxy-6-nitro-1-benzofuran-3-carboxylate

methyl 2-(4-fluorophenyl)-6-nitro-5-(((trifluoromethyl)sulfonyl)oxy)benzofuran-3-carboxylate

methyl 5-cyclopropyl-2-(4-fluorophenyl)-6-nitro-1-benzofuran-3-carboxylate

methyl 2-(4-fluorophenyl)-5-[(1-methylethyl)oxy]-1-benzofuran-3-carboxylate

methyl 2-(4-fluorophenyl)-5-isopropoxy-6-nitrobenzofuran-3-carboxylate