Using O=C(c1ccc([N+](=O)[O-])cc1Cl)N1CCCCc2ncccc21 to produce Nc1ccc(C(=O)N2CCCCc3ncccc32)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.