Using [NH4+], COC(=O)c1ccc(NC(=O)c2cnn3cccnc23)c(OC)c1 to produce COc1cc(C(N)=O)ccc1NC(=O)c1cnn2cccnc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.