(2R,5S,6R,7S,9S,10E,13R,14E,16E)-13-(tert-butyldimethylsilyloxy)-1-(3,4-dimethoxybenzyloxy)-17-bromo-5-hydroxy-9-methoxy-7-triethylsilyloxy-2,6,11-trimethyl-heptadeca-10,14,16-trien-3-one

(2R,3S,5S,6E,9R,10E,12E)-(2R,3S,5R,9R)-9-(tert-butyldimethylsilyloxy)-13-bromo-5-methoxy-2,7-dimethyl-3-triethylsilyloxy-trideca-6,10,12-trienol