(4S,6R)-methyl 7-formyl-4,6-dimethyl-4-(2-trimethylsilylethoxymethoxy)heptanoate

(4S,6S,8E,10E,12E)-4,6,12-trimethyl-4-(2-trimethylsilylethoxymethoxy)tetradeca-8,10,12-trienoic acid

(4R,6R,2E)-methyl 7-hydroxy-4,6-dimethyl-4-(2-trimethylsilylethoxymethoxy)hept-2-enoate