Using Oc1ccc2cccnc2c1, COc1cc2c(Cl)ncnc2cc1OCCCS(C)(=O)=O to produce COc1cc2c(Oc3ccc4cccnc4c3)ncnc2cc1OCCCS(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.