Using COc1ccc(Br)c2ccc(NC(=O)OC(C)(C)C)nc12, C1CCOC1 to produce COc1ccc(Br)c2ccc(N(C)C(=O)OC(C)(C)C)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.