(4R,5S,6R)-6-[(1S)-1-(1,3-dithian-yl)ethyl]-2,2,5-trimethyl-4-[(triisopropylsilyloxy)methyl]-1,3-dioxane

(5R,6S,7R)-5-isopropyl-2,2,3,3,6,9,9,10,10-nonamethyl-7-((2-((S)-1-((4R,5S,6R)-2,2,5-trimethyl-6-((triisopropylsilyloxy)methyl)-1,3-dioxan-4-yl)ethyl)-1,3-dithian-2-yl)methyl)-4,8-dioxa-3,9-disilaundecane