Using C=C(C)[Sn](CCCC)(CCCC)CCCC, CC1(C)OC(=O)c2ccccc2C1n1cncc1I to produce C=C(C)c1cncn1C1c2ccccc2C(=O)OC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.