Using CCOC(=O)C(Cc1cccc([N+](=O)[O-])c1)N=C(c1ccccc1)c1ccccc1 to produce CCOC(=O)C(N)Cc1cccc([N+](=O)[O-])c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.