Using CCCC[Sn](Cl)(CCCC)CCCC, CC(C)c1ccc2c(c1)c(I)nn2C to produce CCCC[Sn](CCCC)(CCCC)c1nn(C)c2ccc(C(C)C)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.