Using NNc1ccc([N+](=O)[O-])cc1, COc1ccc(C=CC(=O)C=Cc2ccc(OC)c(O)c2)cc1O to produce COc1ccc(C=CC2=NN(c3ccc([N+](=O)[O-])cc3)C(c3ccc(OC)c(O)c3)C2)cc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.