methyl 3-(1,3-benzodioxol-5-yl)-3-oxopropanoate

2,5-bis(1,3-benzodioxol-5-ylmethylidene)cyclopentan-1-one

2-(1,3-benzodioxol-5-yl)chromen-4-one

(1,3-苯并二氧戊环-5-基亚甲基氨基)硫脲

1-(1,3-benzodioxol-5-yl)but-3-enyl acetate