1,4-二氢-5-硝基-1,4-甲桥萘

5-nitrocyclopenta-1,3-diene

(3,5-dinitrophenyl)-(3-oxa-2-azabicyclo[2.2.1]hept-5-en-2-yl)methanone

5-nitro-5-prop-1-en-2-ylbicyclo[2.2.1]hept-2-ene

5-but-2-en-2-yl-5-nitrobicyclo[2.2.1]hept-2-ene