2,2-Dimethyl-propionic acid (2R,3S,5R)-6-acetoxy-5-benzyloxy-2-(2,2-dimethyl-propionyloxymethyl)-tetrahydro-pyran-3-yl ester

1-((2R,3S,4S,4aR,4'S,5aS,7R,8S,9aR,10S,11S,11aS)-4',7-bis(benzyloxy)-11-hydroxy-3,4,10-trimethyldodecahydro-3H,3'H-spiro[dipyrano[3,2-b:2',3'-f]oxepine-2,2'-furan]-8-yl)propan-2-one

(2R,3S,5R,6S)-6-Allyl-5-benzyloxy-2-phenylsulfanylethynyl-tetrahydro-pyran-3-ol

[(2R,3S,5R,6S)-6-Allyl-5-benzyloxy-3-(tert-butyl-dimethyl-silanyloxy)-tetrahydro-pyran-2-yl]-methanol

(2S,5S,6S)-6-((2S,3R,4aS,6S,9S,9aR)-2-Allyl-9-benzenesulfonylmethyl-3-benzyloxy-3,4,4a,6,9,9a-hexahydro-2H-1,5-dioxa-benzocyclohepten-6-yl)-2-benzyloxy-5-methyl-heptane-1,4-diol