(-)-(2S,3R,6R,7R,10R,11S)-1,12-O-Bis(4-nitrobenzoyl)-3,6:7,10-diepoxy-2-O-methanesulfonyl-1,2,11,12-tetrahydroxydodecane

(S)-2-(methoxymethoxy)-2-((2R,2'R,5R,5'R)-5'-((S)-1-((methylsulfonyl)oxy)-2-((4-nitrobenzoyl)oxy)ethyl)octahydro-[2,2'-bifuran]-5-yl)ethyl 4-nitrobenzoate