Using CSCC(=O)C(F)(F)F, CCc1cc(C)cc(CC)c1C(=O)C(=O)N(C)N to produce CCc1cc(C)cc(CC)c1C(=O)C(=O)N(C)N=C(CSC)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.