(E)-(3S,4S)-6-[(4R,6R)-6-((4S,6S)-6-{(R)-2-Hydroxy-3-[(4R,6S)-6-((E)-(S)-2-hydroxy-5-iodo-pent-4-enyl)-2,2-dimethyl-[1,3]dioxan-4-yl]-propyl}-2,2-dimethyl-[1,3]dioxan-4-ylmethyl)-2,2-dimethyl-[1,3]dioxan-4-yl]-2,4-dimethyl-hex-5-en-3-ol