Using CNc1ncnc(Cl)c1[N+](=O)[O-], O=C1Nc2ccccc2C12CCNCC2 to produce CNc1ncnc(N2CCC3(CC2)C(=O)Nc2ccccc23)c1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.