propose an efficient synthesis for the following transformation

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 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 B t-BuOK HPt Na Cr Oy, H2SO4, H,0 MONS A D E F G H Hy Lindlar's cat 1) Os: 2) DMS TSCIPY dilute H2SO4 K 1) LIAH2) H30 DMP or PCC Brz 1) BH-THR 2) H,O, NAOH