Using CC(C)(C)OC(=O)NC1(c2ccc(I)cn2)CC1, C=C(OCC)[Sn](CCCC)(CCCC)CCCC to produce CC(=O)c1ccc(C2(NC(=O)OC(C)(C)C)CC2)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.