Using CC(C)(C)OC(=O)N1CCCN(c2ccc(Br)nc2)CC1, CC1(C)C(=O)N(Cl)C(=O)N1Cl to produce CC(C)(C)OC(=O)N1CCCN(c2ccc(Cl)nc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.