Using CC(C)(C)OC(=O)N1CCN(C(=O)Nc2ccc(Cl)cc2C(=O)O)CC1 to produce CC(C)(C)OC(=O)N1CCN(c2nc3ccc(Cl)cc3c(=O)o2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.