(2R,4aR,6S,7R,8R,8aS)-6-[(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-benzyloxymethyl-2-((S)-1-pentyl-hex-5-enyloxy)-tetrahydro-pyran-3-yloxy]-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine-7,8-diol

acetic acid 8-acetoxy-6-{6-[4,5-bis-benzyloxy-6-benzyloxymethyl-2-(1-pentyl-hex-5-enyloxy)-tetrahydro-pyran-3-yloxy]-7-hydroxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy}-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester