anhydride of 3,4-methylenedioxyhomophthalic acid

(+/-)-trans-2,3-Dimethoxy-8-oxo-9,10-(methylenedioxy)-13-carboxytetrahydroprotoberberine

4-bromo-6,7-methylenedioxy-1-indanone

3-(2-溴-4,5-亚甲二氧基苯基)丙酸

5-bromo-7-(hydroxyimino)-6,7-dihydro-8H-indeno[4,5-d][1,3]dioxol-8-one