(E)-4-[(4aR,5aS,8R,9S,10aR,11aS)-8-(tert-Butyl-dimethyl-silanyloxy)-8-methyl-2-phenyl-decahydro-1,3,5,10-tetraoxa-cyclohepta[b]naphthalen-9-yl]-2-methyl-but-2-en-1-ol

(2S,3R,4aS,5aR,6aS,10aR,11aS,13aR)-2,13a-Dimethyl-8-phenyl-2-vinyl-dodecahydro-1,5,7,9,11-pentaoxa-benzo[4,5]cyclohepta[1,2-b]naphthalen-3-ol

2,2-Dimethyl-propionic acid (2R,3S,4aR,5S,7R,8aR,9aS,10aR)-7-(2-acetoxymethyl-allyl)-5-(tert-butyl-dimethyl-silanyloxy)-2-(2,2-dimethyl-propionyloxymethyl)-10a-methyl-decahydro-1,8,10-trioxa-anthracen-3-yl ester

(2R,4aR,5S,7R,8aR,9aS,10aR)-5-(tert-Butyl-dimethyl-silanyloxy)-7-[2-(tert-butyl-diphenyl-silanyloxymethyl)-allyl]-3,3-bis-ethylsulfanyl-10a-methyl-decahydro-1,8,10-trioxa-anthracene-2-carbaldehyde

{(2R,4aR,5S,7R,8aR,9aS,10aR)-5-(tert-Butyl-dimethyl-silanyloxy)-7-[2-(tert-butyl-diphenyl-silanyloxymethyl)-allyl]-3,3-bis-ethylsulfanyl-10a-methyl-decahydro-1,8,10-trioxa-anthracen-2-yl}-methanol