Using COC(=O)c1ccc2[nH]ccc2c1, Clc1ccc(CI)c(Cl)c1 to produce COC(=O)c1ccc2[nH]cc(Cc3ccc(Cl)cc3Cl)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.