Using Nc1ccc2c(c1)C(C1(c3ccc(Cl)cc3)CCC1)=NCC2 to produce Clc1ccc(C2(C3=NCCc4ccc(N5CCNCC5)cc43)CCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.