Using COC(=O)c1c(CS(=O)(=O)c2ccc(F)cc2Br)ccc(Br)c1OC, CCCC[Sn](/C=C\CN(CC)CC)(CCCC)CCCC to produce CCN(CC)C/C=C\c1cc(F)ccc1S(=O)(=O)Cc1ccc(Br)c(OC)c1C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.