Using [NH4+], CCc1cc(Nc2ncc(CC(=O)OC)o2)nc(-c2cccc(Cl)c2)n1 to produce CCc1cc(N=c2[nH]cc(CC(N)=O)o2)nc(-c2cccc(Cl)c2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.