4-methoxy-3-methyl-2(5H)-furanone

(2S,3S,4R,5R,6R)-4-Benzyloxy-6,7-cyclohexylidenedioxy-3-methoxy-2-methyl-5-methylsulfonyloxyheptan-1-ol

(S)-5-((R)-(R)-1,4-Dioxa-spiro[4.5]dec-2-yl-triethylsilanyloxy-methyl)-4-methoxy-3-methyl-5H-furan-2-one

(3R,4S,5R)-5-((R)-(R)-1,4-Dioxa-spiro[4.5]dec-2-yl-triethylsilanyloxy-methyl)-4-methoxy-3-methyl-dihydro-furan-2-one

(1R,2S,3S,4S)-2-Benzyloxy-5-(tert-butyl-diphenyl-silanyloxy)-1-(R)-1,4-dioxa-spiro[4.5]dec-2-yl-3-methoxy-4-methyl-pentan-1-ol