Using COC(=O)c1coc(-c2cccc(N3C[C@@H]4CCCN4c4nc(SC)ncc4C3=O)c2)n1 to produce CSc1ncc2c(n1)N1CCC[C@H]1CN(c1cccc(-c3nc(C(=O)O)co3)c1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.