Practice the Skill 12.24e PRACTICE the skill Propose an efficient synthesis for the following transformation: The transformations above can be performed with some combination of the reagents listed below. Give the necessary reagents in the correct order for each transformation, as a string of letters (without spaces or punctuation, such as "EBF"). If there is more than one correct solution provide just one answer. A. Hz. Pt C. 1) BH -THF: 2) H2O2, NaOH B. Na2Cr20HSO4 H20 E. TSCI. pyridine D. NaOH F. conc. H2SO4, heat G. PCC or DMP Ht-BuOK 1.1) LIAIH42) H30 Save for Later Attempts: 0 of 3 used Submit Answer Practice the Skill 12.27b PRACTICE the skill Propose an efficient synthesis for the following transformation: OH The transformation above can be performed with some reagent or combination of the reagents listed below. Give the necessary reagent(s) in the correct order, as a string of letters (without spaces or punctuation, such as "EBF"). If there is more than one correct solution provide just one answer. 1) MeMgBr 1) PhMgBr 1) EtMgBr 2) H30 2) H30 2) H30* B D E F H20, H2SO4 Hg504 Na2Cr2O7 H2SO4 H2O 1) R2BH 2) H2O2. NaOH Save for Later Attempts: 0 of 3 used Submit