Using ClC(Cl)(Cl)Cl, C#CCN1C(=O)COc2cc(F)c(NC(=O)CCl)cc21 to produce C#CCN1C(=O)COc2cc(F)c(N=C(Cl)CCl)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.