(E)-3-[(4R,5R)-5-((E)-2-Ethoxycarbonyl-vinyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-acrylic acid ethyl ester

Diethyl (+)-(4R,5R)-4,5-O-isopropylidene-4,5-dihydroxyoctanedioate

(R,R')-tetrahydro(2,2'-bifuran)-5,5'(2H,2'H)-dione

(2R,2'R,4R,4'R)-4,4'-bis(2-hydroxypropan-2-yl)tetrahydro-[2,2'-bifuran]-5,5'(2H,2'H)-dione