CCCCC[C@@H](/C=C/[C@@H]1[C@@H](C/C=C\CCCC(=O)OC)[C@@H](O)C[C@H]1OC(C)=O)OC(C)=O methyl (Z)-7-[(1R,2R,3R,5S)-3-acetyloxy-2-[(E,3S)-3-acetyloxyoct-1-enyl]-5-hydroxycyclopentyl]hept-5-enoate