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 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 B Mel Hy, Lindlar's catalyst NaNH2 E F 1) MeMgBr 2) H30 1) 03 2) H20 1) RBH 2) H2O2, NaOH G H 1) EtMgBr 2) H30 H2O, H,SOHg50 Na Cr 01 H2SO4 H20