(2E,6S,7S,8E,10S,11R,12S,14R)-15-(3-(benzyloxy)-5-bromo-2-methoxyphenyl)-7-((tert-butyldimethylsilyl)oxy)-6,12-dimethoxy-11-(methoxymethoxy)-2,8,10,14-tetramethylpentadeca-2,8-dienamide

(6S,2E)-ethyl 6-methoxy-2-methyl-7-oxohept-2-enoate

(6S,2E)-ethyl 6-methoxy-2-methyl-7-hydroxyhept-2-enoate

3-(benzyloxy)-5-bromo-2-methoxybenzaldehyde

(S,E)-ethyl 7-(tert-butyldimethylsilyloxy)-6-hydroxy-2-methylhept-2-enoate