Using N=C(N)NCCC[C@H](N)C(=O)O, CC(C)(c1ccccc1)c1cccc(S(=O)(=O)Cl)c1 to produce CC(C)(c1ccccc1)c1cccc(S(=O)(=O)N[C@@H](CCCNC(=N)N)C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.