9. Provide the structure of the major organic product of the following reaction. (R, S) which results in this product. (5pts) Show the stereochemistry Ha 1. PBr3. pyridine 2. NaCN 10. Provide the major organic product in the reaction below. (5pts) 1. CH,CH MgBr 2. H20 11. Provide the major organic product in the reaction below. (5pts) HBr 12. Propose the following synthesis route. Provide all required reagents and products for all reaction steps. (5pts) 13. Number (1,2,3) the following compounds in order of decreasing acidity (most to least acidic). (5pts) Cl 3 14. Give the major organic product(s) of the following sequence of reactions. (5pts) CH3 FeBr H30