Acetic acid 3,3,4,4,5,5,6,6,6-nonafluoro-1-methyl-hexyl ester

Acetic acid 3,3,4,4,5,5,6,6,6-nonafluoro-1-methylene-hexyl ester

(Z)-4,5,5,6,6,7,7,7-Octafluoro-hept-3-en-2-one

2-acetyl-3-hydroxy-4-methylcyclopenta-2,4-dien-1-one

1-[3-(2-oxopropyl)phenyl]propan-2-one