1-((4aR,6R,7R,8S,8aR)-7-Benzyloxy-8-methoxymethoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl)-6-(tetrahydro-pyran-2-yloxy)-hexan-3-one

(((2R,4a'R,6'R,7'R,8'R,8a'R)-7'-(benzyloxy)-8'-(methoxymethoxy)octahydro-3H,3'H-spiro[furan-2,2'-pyrano[3,2-b]pyran]-6'-yl)methoxy)(tert-butyl)diphenylsilane

(4a'R,6'S,7'S,8'R,8a'R)-7'-(benzyloxy)-8'-(methoxymethoxy)octahydro-3H,3'H-spiro[furan-2,2'-pyrano[3,2-b]pyran]-6'-carbaldehyde

(2R,4a'R,6'R,7'R,8'R,8a'R)-6'-(((tert-butyldiphenylsilyl)oxy)methyl)-8'-(methoxymethoxy)octahydro-3H,3'H-spiro[furan-2,2'-pyrano[3,2-b]pyran]-7'-ol