CCCCC[C@@H](/C=C/[C@@H]1[C@@H](C/C=C\CCCC(=O)OC)[C@@H](OC(C)=O)C[C@H]1O)OC(C)=O	9α,15α-diacetoxy-11α-hydroxy-(5Z,13E)-prostadienoic acid methyl ester