Using O=C1c2ccccc2C(=O)N1CCCCOc1ccc([N+](=O)[O-])cc1 to produce Nc1ccc(OCCCCN2C(=O)c3ccccc3C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.