Using CSc1nc(Cl)cc(Cl)n1, CC(C)(C)OC(=O)c1ccc(N)cc1 to produce CSc1nc(Cl)cc(Nc2ccc(C(=O)OC(C)(C)C)cc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.