(4R,5S)-5-(4-nitrobenzoyloxy)pentadecan-1,4-olide

(R)-5-[(Z)-(S)-1-(tert-Butyl-diphenyl-silanyloxy)-7-((4R,5S)-5-decyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-hept-4-enyl]-dihydro-furan-2-one