(S)-5-((2R,4R,5S,6R)-4,5-Dihydroxy-6-methyl-tetrahydro-pyran-2-yl)-4-methoxy-3-phenylsulfanyl-3H-isobenzofuran-1-one

(R)-4-methoxy-5-((3a'R,4'R,6'R,7a'R)-4'-methyltetrahydro-4'H-spiro[cyclohexane-1,2'-[1,3]dioxolo[4,5-c]pyran]-6'-yl)-3-(phenylsulfonyl)isobenzofuran-1(3H)-one