(3R,4S,5S,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-6-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-4-methyl-pent-3-enyl]-3,5-dimethyl-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]-2,4,6,8,10-pentamethyl-1-(1-methyl-penta-2,4-dienyl)-tetradeca-6,11-dienyl ester

4-(tert-butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-[2,6,12-tris-(tert-butyl-dimethyl-silanyloxy)-14-(4-methoxy-benzyloxy)-5,7,9,11,13,15-hexamethyl-nonadeca-3,8,16,18-tetraenyl]-tetrahydro-pyran-2-one