3-ethoxycarbonyl-5-hydroxy-2-methyl-1-benzofuran, 5-hydroxy-2-methyl-benzofuran-3-carboxylic acid ethyl ester, ethyl 5-hydroxy-2-methyl-benzofuran-3-carboxylate, 5-Hydroxy-2-methyl-benzofuran-3-carbonsaeure-aethylester, Ethyl 5-hydroxy-2-methyl-3-benzofurancarboxylate, 2-Methyl-3-aethoxycarbonyl-5-hydroxy-benzofuran