(+)-14-benzylidene-(15S)-(tert-butyldimethylsilanyloxy)-(6S,13R,19S)-trimethyl-(9R)-propyl-8,20-dioxabicyclo[15.2.1]icosane-7,11-dione

(+)-(2R)-methyl-5-phenylpent-4-yn-1-ol

(-)-8-(tert-butyldimethylsilanyloxy)-(3S)-methyloctane-(1,4S)-diol

(1S,6S,9R,13R,17S,19S,E)-6,13,19-trimethyl-11-methylene-9-propyl-8,20-dioxabicyclo[15.2.1]icos-14-en-7-one

(1S,6S,9R,13R,14S,15S,17R,19S)-15-((tert-butyldimethylsilyl)oxy)-14-hydroxy-6,13,19-trimethyl-11-methylene-9-propyl-8,20-dioxabicyclo[15.2.1]icosan-7-one