Using C#C[Sn](CCCC)(CCCC)CCCC, O=S1(=O)CCN(c2cc(Cl)c3cc(OC(F)(F)F)ccc3n2)Cc2ccccc21 to produce C#Cc1ccc2nc(N3CCS(=O)(=O)c4ccccc4C3)cc(Cl)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.