Using O=C(Nc1cc(N2CCCC2)ccc1[N+](=O)[O-])c1ccccc1 to produce Nc1ccc(N2CCCC2)cc1NC(=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.