Using COC(=O)C(=Cc1ccc([N+](=O)[O-])cc1)C(C)=O, COC(=N)N to produce COC(=O)C1=C(C)N=C(OC)NC1c1ccc([N+](=O)[O-])cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.