(3S,4R,5Z,10R)-1-bromo-10-hydroxy-5-methoxycarbonyl-4-methoxymethoxy-3-methylundec-5-en-1-yne

(3S,4R,5E,10R)-1-bromo-10-(t-butyldiphenylsilyloxy)-5-hydroxymethyl-4-methoxymethoxy-3-methylundec-5-en-1-yne

(2S,3R,4E,9R)-4-(t-butyldimethylsilyloxy)methyl-9-(t-butyldiphenylsilyloxy)-3-methoxymethoxy-2-methyldec-4-enal

(3S,4R,5E,10R)-1,1-dibromo-5-(t-butyldimethylsilyloxy)methyl-10-(t-butyldiphenylsilyloxy)-4-methoxymethoxy-3-methylundeca-1,5-diene

(1R,2S,4aR,5R,6S,8aS)-5-hydroxy-2-[(1E,3E,5S,6R,7Z,12R)-12-hydroxy-7-methoxycarbonyl-6-methoxymethoxy-5-methyldeca-1,3,7-trienyl]-1,3,6-trimethyl-1,2,4a,5,6,7,8a-octahydronaphthalene-1-carboxylic acid