Using [NH4+], CCOCc1nc2c[n+]([O-])c3ccccc3c2n1NCc1ccccc1 to produce CCOCc1nc2c(N)nc3ccccc3c2n1NCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.