[1S,1(2S,5S,2'R,5'S,5'(1R)),2S,3R,4R]-benzoic acid 1-[2,5'-dimethyl-5'-(1-t-butyldimethylsilyloxy-ethyl)-octahydro-[2,2']bifuranyl-5-ylmethyl]-2,4-dimethyl-3-triisopropylsilyloxy-5-trityloxy-pentyl ester

[2R,3R,4S,4(2S,4S)]-3-((triisopropylsilyl)oxy)-4-[2-(4-methoxy-phenyl)-[1,3]dioxan-4-yl]-2-methyl-pentan-1-ol

[1S,1(2S,5S,2'R,5'S,5'(1R)),2S,3R,4R]-benzoic acid 1-[2,5'-dimethyl-5'-(1-t-butyldimethylsilyloxy-ethyl)-octahydro-[2,2']bifuranyl-5-ylmethyl]-5-hydroxy-2,4-dimethyl-3-triisopropylsilyloxy-pentyl ester

Pentanedioic acid, 2,4-dimethyl-, monomethyl ester, (R*,R*)-

dimethyl 2,4-dimethylpentanedioate