1,2,3,3,4,6,6-heptafluoro-5-(2,3,4,5,6-pentafluorophenyl)cyclohexa-1,4-diene

3-chloro-1,2,3,4,5,6,6-heptafluorocyclohexa-1,4-diene

1,3,3,4,4,5,5,6,6-nonafluoro-2-(2,3,4,5,6-pentafluorophenyl)cyclohexene