Using O=C1C(N2C3CCC2CC3)CCN1c1ccc([N+](=O)[O-])cc1 to produce Nc1ccc(N2CCC(N3C4CCC3CC4)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.