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Propose an efficient synthesis for the following transformation: o 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 D t-BOK NaOH 1) MeMgBr; 2) H30+ Na2Cr2O7, H2SO4, H20 E F. G H H2, Pt TsCl, py H2, Lindlar's cat. dilute H2504 1 J K L DMP or PCC 1) EtMgBr; 2) H30+ 1) LiAlH4; 2) H30+ 1) BH3.THF; 2) H2O2, NaOH Propose an efficient synthesis for the following transformation: 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 D t-BuOK NaOH 1) MeMgBr; 2) H30+ Na2Cr2O7, H2S04, H20 E F G H 1) O3; 2) DMS TSCI, py H2, Lindlar's cat. dilute H2SO4 1 J K L DMP or PCC 1) EtMgBr; 2) H30+ 1) LiAIH4; 2) H30+ 1) BH3-THF; 2) H202, NaOH 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. A B D t-BuOK HBr, ROOR HBr Na2Cr2O7, H2SO4, H20 E F G H H2, Lindlar's cat. TsCl, py dilute H2SO4 1) O3; 2) DMS 1 J K L DMP or PCC conc. H2SO4, heat 1) LiAlH4; 2) H30+ 1) MeMgBr; 2) H30+ 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. B D t-BuOK HBr H2, Lindlar's cat. 1) R2BH; 2) H202, NaOH E F G H 1) O3; 2) DMS TsCl, py NaOH H2SO4, H2O, HgSO4 I J K L 1) LiAIH4; 2) H307 DMP or PCC HBr, ROOR 1) MeMgBr; 2) H30+ 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 D t-BuOK HBr, ROOR NaoMe Na2Cr2O7, H2SO4 H20 E F G H TsCl, py dilute H2SO4 H2, Lindlar's cat. 1) MeMgBr; 2) H30+ 1 J K L DMP or PCC conc. H2SO4, heat 1) LiAIH4; 2) H30+ 1) BH3.THF; 2) H202, NaOH