13(S),15(S)-bis(tert-butyldimethylsilanyloxy)-2(S)-[2(S)-(4-methoxyphenyl)-5(S)-methyl[1,3]dioxan-4(S)-yl]-9(R)-(4-methoxybenzyloxy)-6(R),8(S),10(S),16(S)-tetramethyl-19-trityloxynonadeca-11,17-dien-3(R)-ol

(Z)-(2R,3R,4R,5R,6S,10S,11R,12S)-5,11-Bis-(tert-butyl-dimethyl-silanyloxy)-3-(4-methoxy-benzyloxy)-2,4,6,8,10,12-hexamethyl-13-trityloxy-tridec-8-enal

(2R,4E,6R,8R,9R,10S,11Z,13S,15S,16S,17E)-9,13,15-tris(tert-butyldimethylsilyloxy)-2-[(2S,4S,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl]-6,8,10,16-tetramethyl-19-(trityloxy)nonadeca-4,11,17-trien-3-one

(2R,6S,8R,9R,10S,11Z,13S,15S,16S,17E)-9,13,15-tris(tert-butyldimethylsilyloxy)-2-[(2S,4S,5S)-2-(4-methoxyphenyl)-5-methyl-1,3-dioxan-4-yl]-6,8,10,16-tetramethyl-19-(trityloxy)nonadeca-11,17-dien-3-one