6-甲氧基-4-氧代-4H-苯并吡喃-3-甲醛

2-溴-1-(2-羟基-5-甲氧基苯基)乙酮

5-methoxy-3H-1-benzofuran-2-one

5-甲氧基-2-甲基苯并恶唑

(2-acetyl-4-methoxyphenyl) benzoate