Using C=Cc1cc(Cl)ccc1C(=O)NCc1ccnc2cc(OC)c(OC)cc12 to produce COc1cc2nccc(Cn3ccc4cc(Cl)ccc4c3=O)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.