Using Cn1cc(C(=O)O)c(=O)c2cc(Cl)c(Cl)cc21, C1CNCCN1 to produce Cn1cc(C(=O)O)c(=O)c2cc(Cl)c(N3CCNCC3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.