(3R,4S,5S,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-[(3Z,8Z,16Z)-(2S,5S,6R,7S,11S,12R,13R,14S,15S)-2,6,12-tris-(tert-butyl-dimethyl-silanyloxy)-14-hydroxy-5,7,11,13,15-pentamethyl-nonadeca-3,8,16-trienyl]-tetrahydro-pyran-2-one

carbamic acid 3,9,13-tris-(tert-butyl-dimethyl-silanyloxy)-14-[4-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-oxo-tetrahydro-pyran-2-yl]-2,4,8,10-tetramethyl-1-(1-methyl-allyl)-tetradeca-6,11-dienyl ester

carbamic acid 3,9,13-tris-(tert-butyl-dimethyl-silanyloxy)-14-[4-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-oxo-tetrahydro-pyran-2-yl]-2,4,8,10-tetramethyl-1-(1-methyl-but-2-enyl)-tetradeca-6,11-dienyl ester

(3R,4S,5S,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-[(3Z,8Z)-(2S,5S,6R,7S,11S,12R,13R,14S,15S)-2,6,12-tris-(tert-butyl-dimethyl-silanyloxy)-14-(4-methoxy-benzyloxy)-5,7,11,13,15-pentamethyl-heptadeca-3,8,16-trienyl]-tetrahydro-pyran-2-one

4-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-[2,6,12-tris-(tert-butyl-dimethyl-silanyloxy)-14-(4-methoxy-benzyloxy)-5,7,11,13,15-pentamethyl-octadeca-3,8,16-trienyl]-tetrahydro-pyran-2-one