Using COc1ccc(C(=O)Nc2cnc3c(c2)CN(C)CC3(C)C)cc1C(F)(F)F to produce COc1ccc(C(=O)Nc2cnc3c(c2)CNCC3(C)C)cc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.