Using COc1ccc2c(c1)c(C(=O)C(=O)Nc1c(Cl)cncc1Cl)cn2Cc1ccc(F)cc1 to produce O=C(Nc1c(Cl)cncc1Cl)C(=O)c1cn(Cc2ccc(F)cc2)c2ccc(O)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.