3-methyl-1-benzofuran-6-ol

8-乙酰基-7-羟基-4-甲基-2H-1-苯并吡喃-2-酮

6-acetoxy-3-methyl-benzofuran-2-carboxylic acid

8-acetyl-3-bromo-7-methoxy-4-methylcoumarin

7-acetyl-6-methoxy-3-methyl-2-benzofurancarboxylic acid methyl ester