Using O=C1Nc2cc(NC(=O)C(F)(F)F)ccc2N2CCN(C(=O)OCc3ccccc3)CC12 to produce Nc1ccc2c(c1)NC(=O)C1CN(C(=O)OCc3ccccc3)CCN21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.