Using CC(C)Br, COc1ccc(-c2cc(=O)n(C)c(=O)[nH]2)cc1OC to produce COc1ccc(-c2cc(=O)n(C)c(OC(C)C)n2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.