propionic acid (1R,5R)-5-(tert-butyldimethyl-silanyloxy)-1-[(1S,2R,3S)-4-(3,4-dimethoxy-benzyloxy)-1,3-dimethyl-2-hydroxy-butyl]-(2E,6E,8E)-9-iodo-3-methyl-nona-2,6,8-trienyl ester

(6E,10E,12E)(2R,3S,4R,5R,9R)-9-(tert-butyldimethyl-silanyloxy)-1-(3,4-dimethoxy-benzyloxy)-13-iodo-2,4,7-trimethyl-3-triethylsilanyloxy-trideca-6,10,12-trien-5-ol

(10E,14E,16E)(5S,6R,7R,8R,9R,13R)-13-(tert-butyldimethyl-silanyloxy)-5-hydroxy-17-iodo-9-methoxy-6,8,11-trimethyl-3-oxo-7-triethylsilanyloxy-heptadeca-10,14,16-trienoic acid methyl ester