1-[5'-(tert-butyl-dimethyl-silanyloxymethyl)-octahydro-[2,2']bifuranyl-5-yl]-undecan-1-ol

3-(3-chloro-2-hydroxy-propyl)-5-methyl-3-phenylsulfanyl-dihydro-furan-2-one

(2R,2R',5R, 5R')-[5-(5'-(tert-butyldimethylsilyloxy)methyltetrahydrofuran-2'-yl)tetrahydrofuran-2-yl]methanol