(4R,5R,6S,7S,8R)-4-[(benzyloxy)methoxy]-8-methoxy-6-methoxymethoxy-5,7-dimethyl-9-trityloxynon-2-enoic acid methyl ester

(3R,4R,5R,6S,7S,8R)-4-[(benzyloxy)methoxy]-8-methoxy-6-methoxymethoxy-3,5,7-trimethyl-9-trityloxynonanoic acid methyl ester