Using CCOCC, CCN(c1nc(C)cc(C(=O)O)n1)c1ccc(C(C)C)cc1Br to produce CCN(c1nc(C)cc(C(C)=O)n1)c1ccc(C(C)C)cc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.