(3Z,5S,6S,7R,8S,9R,11Z,13S,14R,15S)-14-(t-butyldimethylsilyloxy)-6,16-bis(p-methoxybenzyloxy)-9-[(2,4,6-trimethylphenyl)sulfoxymethyl]-5,7,11,13,15-pentamethyl-hexadeca-1,3,11-trien-8-ol

(3Z,5S,6S,7S,8Z,11S,12R,13S,14S,15S,16Z)-6,12-bis(tert-butyldimethylsilyloxy)-14-carbamoyloxy-5,7,9,11,13,15-bexamethyl-nonadeca-3,8,16,18-tetraen-2-one