Using COc1cc(OC)c2c(Oc3ccc([N+](=O)[O-])cc3)ccnc2c1 to produce COc1cc(OC)c2c(Oc3ccc(N)cc3)ccnc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.