(3a'R,4'S,6'R,7'R,7a'S)-4'-((R)-1,4-Dioxaspiro[4.5]decan-2-yl)tetrahydro-4'H-spiro[cyclohexane-1,2'-[1,3]dioxolo[4,5-c]pyran]-6',7'-diol

(3a'R,4'S,6'R,7'R,7a'S)-4'-((R)-1,4-Dioxaspiro[4.5]decan-2-yl)tetrahydro-4'H-spiro[cyclohexane-1,2'-[1,3]dioxolo[4,5-c]pyran]-6',7'-diol