Using CCC(=O)OC(C)(C)C, CC(C)(C)C(=O)Nc1nc(Cl)ccc1C=O to produce CC(C(=O)OC(C)(C)C)C(O)c1ccc(Cl)nc1NC(=O)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.