(2R,4aR,4a'S,8aS,8a'R)-4,4a,4a',6,7,7',8,8a,8',8a'-decahydro-3H,6'H-2,2'-spirobi[pyrano[3,2-b]pyran]-3-one

(4aR,5aS,6aR,10aS,11aR,13aS)-11a-Methoxy-2,3,4,4a,6,6a,8,9,10,10a,11a,13a-dodecahydro-1,5,7,11-tetraoxa-benzo[4,5]cyclohepta[1,2-b]naphthalen-5a-ol

(2S,4aR,8aS)-2-[(Z)-2-((2S,3R)-3-Hydroxy-tetrahydro-pyran-2-yl)-vinyl]-2-methoxy-hexahydro-pyrano[3,2-b]pyran-3-one

(2R,3S,2'S)-3-(tert-butyldimethylsiloxy)-2-(2'-methoxy-methoxy-but-3'-enyl)-tetrahydropyran

(3S,4aR,8aS)-3-(methoxymethoxy)octahydropyrano[3,2-b]pyran-2-ol