Using COc1cc(/C=C/c2nnc(-c3cccc(F)c3)o2)ccc1-n1cnc(C)c1, [NH4+] to produce COc1cc(/C=C/c2nnc(-c3cccc(F)c3)[nH]2)ccc1-n1cnc(C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.