Using CC[Si](CC)(CC)c1cc(CCC=C(Br)Br)co1, CCCCCCCCCCCC=O to produce CCCCCCCCCCCC(O)C#CCCc1coc([Si](CC)(CC)CC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.