(5S,6S)-6-((E)-2-((4R,5R)-5-((R,Z)-2-((tert-butyldimethylsilyl)oxy)-4-iodobut-3-en-1-yl)-4-(2-hydroxyethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)vinyl)-5-ethyl-5,6-dihydro-2H-pyran-2-one

(5S,6S)-6-[(1E,3R,4R,6R,7Z)-3-[2-(allyloxycarbonylamino)ethyl]-6-tert-butyldimethylsiloxy-8-iodo-3,4-isopropylidenedioxy-1,7-octadienyl]-5-ethyl-5,6-dihydro-2H-pyran-2-one

[(7Z,9Z)-(3R,4R,6R)-3-[(E)-2-((2S,3S)-3-Ethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-vinyl]-3,4,6-trihydroxy-10-((1R,3S)-3-hydroxy-cyclohexyl)-deca-7,9-dienyl]-carbamic acid allyl ester