он 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 D t-BUOK HBr, ROOR NazCr207, H2SO4, H20 HBr

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Identify reagents that can be used to achieve the following transformation): OH он The transformation above can be performed with some reagent or combination of the reagents listed below. Give the necessary reagents 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. LDA, -78°C B. NazCr207, H2SO4, H2O C. PCC or DMP D. NaH, 25°C E. 1) EtMgBr; 2) H3O* F. CH3CH2B. G. SOCI2 Н. 1) LIAIH4: 2) HзО* I. CH3I

Complete the synthesis by selecting the reagents necessary for the final transformation shown. ? H- -H 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 C 1-bromohexane NaNH2 t-BuOK D E F 1-bromobutane H₂, Lindlar's cat. Br2, hv G H | HBr, ROOR H₂, Pt xs HBr