Using CC(C)[C@]1(C(=O)O)CC[C@@H](NC(=O)OC(C)(C)C)C1, FC(F)(F)c1ccnc(C2=CCNCC2)c1 to produce CC(C)[C@]1(C(=O)N2CC=C(c3cc(C(F)(F)F)ccn3)CC2)CC[C@@H](NC(=O)OC(C)(C)C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.