(6R,7S,8E,10R)-7-(tert-butyldimethylsilyloxy)-4,6,8,10-tetramethyltridec-8-en-3,5-dione

(2S,4R,5S,6E,8R)-2-benzoyloxy-4,6,8-trimethyl-5-hydroxyundec-6-en-3-one

(2R,4S,5R,6E,8R)-2-benzoyloxy-5-hydroxy-4,6,8-trimethylundec-6-en-3-one

(2S,4R,5S,6E,8R)-2-benzoyloxy-5-(tert-butyldimethylsilyloxy)-4,6,8-trimethylundec-6-en-3-one

(4S,5R,6E,8R)-5-(tert-butyldimethylsilyloxy)-4,6,8-trimethylundec-6-en-3-one