(2R,3R)-3-Z-[(4R,5R)-5-(2Z-octenyl)-2-oxo-4-[(1,1-dimethylethyl)diphenylsilyloxy]cyclopentylidenemethyl]oxirane-2-butanoic acid

(3R,4R)-(+)-2E-2-[(2R,3R)-2,3-epoxy-7-(4-methoxyphenylmethoxy)hept-1-enyl]-4-[(1,1-dimethylethyl)diphenylsilyloxy]-3-(2Z-octenyl)-cyclopentanone