Chinensin

5-(3,4-Dimethoxyphenyl)furo[3',4':6,7]naphtho[2,3-d]-1,3-dioxol-6(8H)-one

6,7-(Epoxymethanoxy)-9-(3,4-dimethoxyphenyl)-1,3-dihydronaphtho[2,3-c]furan-1-one