2,3-bis(trifluoromethyl) bicyclo [2.2.1] heptane

2,3-bis(trifluoromethyl)bicyclo[2.2.1]hepta-2,5-diene

3-chloro-1,2,3-tris(trifluoromethyl)cyclopropene

1,4-dihydropentalene

3,4,9,10-Tetrakis(trifluormethyl)tetracyclo[6.2.1.12,5.01,6]dodeca-3,6,9-trien