2,7-dimethyl-chroman-4-one

2-羟基-5-甲基苯乙酮

3-methoxy-2,7-dimethylchromen-4-one

1-(2-hydroxy-4-methyl-phenyl)-butane-1,3-dione

1-(2-Methoxy-4-methylphenyl)-1,3-butanedione