tert-butyl 3-hydroxy-5-oxo-3-(trifluoromethyl)pentanoate

tert-butyl (E)-5-ethoxy-3-hydroxy-3-(trifluoromethyl)-4-pentenoate

tert-butyl (Z)-3-hydroxy-5-(phenylselanyl)pent-4-enoate

1,1-dimethylethyl (R)-7-(2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-((phenylamino)carbonyl)-1H-pyrrol-1-yl)-5-hydroxy-3-oxo-1-heptanoate

tert-butyl (4E)-3-hydroxy-4-hexenoate