3. (20pts-4pts each) Draw all reactants or products for each of the following reactions based on the information given. Be sure to provide the appropriate regio- and stereochemistry unless otherwise stated. If a pair of enantiomers is expected, you may draw only a single product. a. d. o OH "B DCl, HO 2) NaOH, HO 3) mCPBA 1) NHS, CC, v 25L pent 3) Cal. EGO 4)1-bomoheptare 500 NAOH, Br 1)BH, THE 2) HO OH 3) SOC), pyr 4) M 5) 1) P 2) KOH(x) 3)0 4) Zn, 11/0 4) 2) KOH() 3) Hg50, HSO, HO 2) 3) CUI Cu r + Li Br Br