Using c1ccc(CN2CCOC(c3ccc(N=C(c4ccccc4)c4ccccc4)cc3)C2)cc1 to produce Nc1ccc(C2CN(Cc3ccccc3)CCO2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.