9-[7-benzyloxy-6-(2-benzyloxy-ethyl)-2,6,8a-trimethyl-2-vinyl-octahydro-pyrano[3,2-b]pyran-3-yloxy]-4,5a,10-trimethyl-8-vinyl-4a,5a,6,6a,8,9,10,11,11a,12a,13,13a-dodecahydro-2H-1,5,7,12-tetraoxa-cyclohepta[b]anthracene

(7-{3-[7-benzyloxy-6-(2-benzyloxy-ethyl)-2,6,8a-trimethyl-2-vinyl-octahydro-pyrano[3,2-b]pyran-3-yloxy]-2-methyl-3-phenylsulfanyl-propyl}-10a-methyl-2-phenyl-octahydro-1,3,8,10-tetraoxa-anthracen-6-yloxy)-tert-butyl-dimethyl-silane

Trifluoro-methanesulfonic acid (2R,4aR,8aR,9aS,10aS)-10a-methyl-2-phenyl-4a,5,8a,9,9a,10a-hexahydro-4H-1,3,8,10-tetraoxa-anthracen-7-yl ester

(2R,4aR,8aR,9aS,10aS)-10a-Methyl-2-phenyl-octahydro-1,3,8,10-tetraoxa-anthracen-7-one