Using FC(F)(F)c1cccc(C2CCNCC2)c1, O=C(O)Cc1ccc2nccnc2c1 to produce O=C(Cc1ccc2nccnc2c1)N1CCC(c2cccc(C(F)(F)F)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.