2,2,3-trimethyl-2,3-dihydro-4H-furo[3,2-c][1]benzopyran-4-one

2,2,3-trimethyl-2,3-dihydro-4H-furo[2,3-b][1]benzopyran-4-one

2,3,3-trimethyl-2H-furo[3,2-c]chromen-4-one

3’-羟基杀鼠灵

α,α,-bis(dimethylallyl)-o-hydroxyacetophenone