Using Cc1cc2[nH]c(=O)n(C3=CCN(Cc4ccccc4)CC3)c2cc1C to produce Cc1cc2[nH]c(=O)n(C3=CCNCC3)c2cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.