(6R,7S,8S,9S,10R,11R,12R,13S)-11-(benzyloxy)-13-(tert-butyldimethylsilyloxy)-3,3,6- triethyl-9-(4-methoxybenzyloxy)-8,10,12,18,18-pentamethyl-17,17-diphenyl-4,16-dioxa-3,17-disilanonadecan-7-ol

(6R,7S,8R,9R,10R,11R,12R,13S)-11-(benzyloxy)-13-(tert-butyldimethylsilyloxy)-3,3,6- triethyl-9-(4-methoxybenzyloxy)-8,10,12,18,18-pentamethyl-17,17-diphenyl-4,16-dioxa-3,17-disilanonadecan-7-yl S-methyl carbonodithioate

(7S,8R,9R,10R,11S,12S,14S)-9-(benzyloxy)-7-(tert-butyldimethylsilyloxy)-14,17,17-triethyl-11-(4-methoxybenzyloxy)-2,2,8,10,12-pentamethyl-3,3-diphenyl-4,16-dioxa-3,17-disilanonadecane

(2S,4S,5S,6R,7R,8R,9S)-7-(benzyloxy)-9-(tert-butyldimethylsilyloxy)-11-(tert-butyldiphenylsilyloxy)-2-ethyl-5-(4-methoxybenzyloxy)-4,6,8-trimethylundecan-1-ol

(2S,4S,5S,6R,7R,8R,9S)-7-(benzyloxy)-9-(tert-butyldimethylsilyloxy)-11-(tert-butyldiphenylsilyloxy)-2-ethyl-5-(4-methoxybenzyloxy)-4,6,8-trimethylundecanoic acid