Using CCOC(=O)c1cc(C(F)(F)F)cc2ccn(Cc3ccc4c(c3)CNCC4)c12 to produce CCOC(=O)c1cc(C(F)(F)F)cc2ccn(Cc3ccc4ccncc4c3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.