Using c1cc2c(cn1)NCCO2, COc1c(Cl)cc(C(=O)O)cc1[N+](=O)[O-] to produce COc1c(Cl)cc(C(=O)N2CCOc3ccncc32)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.