5&6

5. Using Fisher projections, draw the S,S,S-enantiomer and its mirror image of 2,3,4-trihydroxypentanoic acid. (7 points) OH OH COH OH 6. Using dashes and wedges, draw first the R,R and then the RS diastereomer of 2,3-dihydroxybutane. Under each of these dash and wedge structures, and using Newman projections draw that structure's anti conformer. Of these two conformers circle the conformer that is the most stable. Size wise OH