Using c1ccc(CN2CCc3[nH]c4cccc(N=C(c5ccccc5)c5ccccc5)c4c3CC2)cc1 to produce Nc1cccc2[nH]c3c(c12)CCN(Cc1ccccc1)CC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.