5(S),7(S)-bis(tert-butyldimethylsilanyloxy)-10(S)-[2(R)-(4-methoxyphenyl)-5(S)-methyl[1,3]dioxan-4(S)-yl]-4(S)-methylundeca-2,8-dienoic acid ethyl ester

5(S),7(S)-bis(tert-butyldimethylsilanyloxy)-10(S)-[2(R)-(4-methoxyphenyl)-5(S)-methyl[1,3]dioxan-4(S)-yl]-4(S)-methylundeca-2,8-dien-1-ol

4(S)-[4(S),6(S)-bis(tert-butyldimethylsilanyloxy)-1(S),7(S)-dimethyl-10-trityloxydeca-2,8-dienyl]-2(R)-(4-methoxyphenyl)-5(S)-methyl[1,3]dioxane

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