Using O=C1NC(=O)c2ccccc21, O=[N+]([O-])c1ccc2c(c1)ncn2CCO to produce O=C1c2ccccc2C(=O)N1CCn1cnc2cc([N+](=O)[O-])ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.