[1,3]dioxolo[4,5-j]phenanthridine

1,3-苯并二氧戊环-5-羧酸乙酯

N-hydroxy-1,3-benzodioxole-5-carboxamide

5,6-二硝基-1,3-苯并二氧戊环

6-硝基-1,3-苯并二氧戊环-5-羧酸甲酯