Propose an efficient synthesis for the following transformation: ? 4 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 A B 1) RCO, KMnO4 RCOH 2) H30 NaOH, cold D E F HBr. ROOR (-BuOK 1) BH-THF 2) H2O2, H20 G H 1 Bry, hv NaOEt NASH Tothont and Mortis Propose an efficient synthesis for the following transformation: ? 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 A B 1) RCO3H KMnO4 RCOH 2) H30 NaOH.cold D E F HBr ROOR t-BOK 1) BH; THE 2) H2O2, H20 G H 1 Bra.hu NaOEt NaSH Propose an efficient synthesis for the following transformation SH 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 A 1) RCOH KMnO RCOH 2) H30 NaOH, cold D F HB, ROOR t-BOK 1) BH-THF 2) H,02H0 G H 1 Br, hv NaOEL NASH Propose an efficient synthesis for the following transformation: OH ?. 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. B 1) RCOH KMnO4 RCO,H 2) H30 NaOH cold D E F HBr ROOR -BuOK 1) BHTHE 2) H2O2, H2O G H 1 Brx, hv NaoEt NASH