5,13,19-tris-(tert-butyl-dimethyl-silanyloxy)-1,21-bis-(4-methoxy-benzyloxy)-4,6,12,14,16,18,20,22-octamethyl-hexacosa-2,10,15,23,25-pentaene-7,9-diol

4-[4,10-bis-(tert-butyl-dimethyl-silanyloxy)-12-(4-methoxy-benzyloxy)-3,5,7,9,11,13-hexamethyl-heptadeca-1,6,14,16-tetraenyl]-6-[2-(tert-butyl-dimethyl-silanyloxy)-6-(4-methoxy-benzyloxy)-1,3-dimethyl-hex-4-enyl]-2,2-dimethyl-[1,3]dioxane

(2R,3R,4S,Z)-3-((tert-butyldimethylsilyl)oxy)-7-((4-methoxybenzyl)oxy)-2,4-dimethylhept-5-enal