Using O=C(Cl)OCC(Cl)(Cl)Cl, CC(C)(C)OC(=O)N1CCc2ccc(-n3nc(C(C)(C)C)cc3N)cc2C1 to produce CC(C)(C)OC(=O)N1CCc2ccc(-n3nc(C(C)(C)C)cc3C(=O)OCC(Cl)(Cl)Cl)cc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.