6-methoxy-2,2-dimethyl-4-chromanone

3,4-dihydro-6-methoxy-4,4-dimethyl-2H-1-benzopyran-2-one

4-甲基-6-(2-甲基-1-丙烯-1-基)-2H-吡喃-2-酮

3,4-dihydro-6-hydroxy-4,4-dimethyl-2H-1-benzopyran-2-one

4-甲氧基苯酚