289501-90-2

4,17-Dioxabicyclo[14.1.0]heptadecane-5,9-dione,10-ethyl-3-[(1Z)-1-fluoro-2-(2-pyridinyl)ethenyl]-7,11-dihydroxy-8,8,12,16-tetramethyl-, (1S,3S,7S,10R,11S,12S,16R)-