(cis,4R,5R)-5-hydroxytricosa-8-en-12-yne-1,4-olide

(4R,5R,8R,9S)-9-hydroxy-5,8-oxidotricosa-12-yne-1,4-olide

(4R,5R)-4,5-isopropylidenedioxypentadecanol

(4R,5R)-1-iodo-4,5-isopropylidenedioxypentadecane

(cis,4R,5R,12R,13R)-5-tert-butyldiphenylsilyloxytricosa-12,13-isopropylidenedioxy-8-en-1,4-olide