5-chloro-9-(3,4,5-trimethoxyphenyl)-5a,6,8a,9-tetrahydro-5H-[2]benzofuro[5,6-f][1,3]benzodioxol-8-one

3,4,5-三甲氧基苯甲醛

(-)-Methyl epipodophyllate

6-溴-3,4-亚甲基二氧苯甲醛