252342-48-6
(3R,4S,5S,6S)-4-(tert-Butyl-dimethyl-silanyloxy)-3,5-dimethyl-6-[(3Z,8Z,16Z)-(2S,5S,6S,7S,11S,12R,13R,14S,15S)-2,6,12-tris-(tert-butyl-dimethyl-silanyloxy)-14-hydroxy-5,7,9,11,13,15-hexamethyl-nonadeca-3,8,16,18-tetraenyl]-tetrahydro-pyran-2-one