Using Cn1nc(C(N)=O)c2c1-c1nc(NC3CCN(Cc4ccccc4)CC3)ncc1CC2 to produce Cn1nc(C(N)=O)c2c1-c1nc(NC3CCNCC3)ncc1CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.