(2S,3S,4R,4aR,5aR,8S,9R,10aS,11aR)-3,4-Bis-benzyloxy-8-(1-ethoxy-ethoxy)-2-(2-methyl-[1,3]dithian-2-ylmethyl)-9-prop-2-ynyl-2,3,4,4a,5a,8,9,10a,11,11a-decahydro-1,5,10-trioxa-cyclohepta[b]naphthalene

(2S,3S,4R,4aR,5aR,7aS,9R,10R,12aR,13aS,14aR)-3,4-bis(benzyloxy)-2-((2-methyl-1,3-dithian-2-yl)methyl)-9-((Z)-pent-2-en-4-yn-1-yl)-2,3,4,4a,5a,7a,9,10,12a,13a,14,14a-dodecahydrooxepino[3,2-b]pyrano[2',3':5,6]pyrano[2,3-f]oxepin-10-ol

1-((2S,3S,4R,4aR,5aR,7aS,9R,12aR,13aS,14aR)-3,4-bis(benzyloxy)-9-(2-hydroxyethyl)-11-(triethylsilyl)-2,3,4,4a,5a,7a,9,12,12a,13a,14,14a-dodecahydrooxepino[3,2-b]pyrano[2',3':5,6]pyrano[2,3-f]oxepin-2-yl)propan-2-one