methyl (2E,7R)-7-(t-butyldiphenylsilyloxy)-2-hydroxymethyl-2-octenoate

methyl (3RS,7R)-7-(t-butyldiphenylsilyloxy)-3-hydroxy-2-methyleneoctanoate

(2S,3R,4E,9R)-4-(t-butyldimethylsilyloxy)methyl-9-(t-butyldiphenylsilyloxy)-3-methoxymethoxy-2-methyldec-4-en-1-ol

(4R)-4-benzyl-3-[(2R,3R,4E,9R)-4-(t-butyldimethylsilyloxy)methyl-9-(t-butyldiphenylsilyloxy)-3-methoxymethoxy-2-methyldec-4-enoyl]oxazolidin-2-one

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