(R)-isopropyl 5-hydroxy-7-phenyl-3-oxoheptanoate

(3R)-3-[1-(tert-butyl)-1,1-diphenylsilyl]oxy-5-phenylpentan-1-ol

(R)-3-hydroxy-5-phenyl-pentanoic acid ethyl ester

(3R,5S)-3,5-Bis-benzyloxy-6-oxo-hexanoic acid methyl ester

7-Benzyloxy-5-hydroxy-3-oxo-heptanoic acid methyl ester