Using COc1ccc(C(O)CNC(=O)C(C)(C)Br)cc1OC1CCCC1 to produce COc1ccc(C2CNC(=O)C(C)(C)O2)cc1OC1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.