Using Cc1cccnc1N1CCN(C(=O)Nc2ccc3c(c2)N(C(=O)C(F)(F)F)CCC3(C)C)CC1 to produce Cc1cccnc1N1CCN(C(=O)Nc2ccc3c(c2)NCCC3(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.