Using Nc1ccc(S/C(C(=O)O)=C(\O)C(=O)O)cc1, S=C(Cl)Cl to produce O=C(O)/C(O)=C(/Sc1ccc(N=C=S)cc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.