Using C[C@@H]1CN(C2CN(C(c3ccccc3)c3ccccc3)C2)C[C@H](C)O1 to produce C[C@@H]1CN(C2CNC2)C[C@H](C)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.