7,8-diphenyl-[1,3]dioxolo[4,5-g]isochromen-5-one

5H-furo[3,4-f][1,3]benzodioxol-7-one

2-(1,3-苯并二氧戊环-5-基)-3-甲氧基-吡喃并[6,5-e][1]苯并呋喃-4-酮

1,3-苯并间二氧杂环戊烯-5-羧酰胺

6-nitro-1,3-benzodioxole-5-carbonyl chloride