6-fluoro-5,7,7-tris(trifluoromethyl)-1,2,3,8-tetrahydropyrrolizine

1,1,1,3,5,5,5-heptafluoro-4-(trifluoromethyl)pent-3-ene-2,2-diol

1,1,1,3,5,5,5-heptafluoro-4-(trifluoromethyl)pent-3-en-2-one

1,1,1,4,4,5,5,5-octafluoro-2-(trifluoromethyl)pent-2-ene

1,1,1,2,2,5,5,5-octafluoro-4-(trifluoromethyl)pentan-3-one