Using O=C(Cc1csc(NC(c2ccccc2)(c2ccccc2)c2ccccc2)n1)N[C@@H]1C(=O)N2C(C(=O)[O-])=C(CO)CS[C@H]12, O=C=NC(=O)C(Cl)(Cl)Cl to produce NC(=O)OCC1=C(C(=O)O)N2C(=O)[C@@H](NC(=O)Cc3csc(NC(c4ccccc4)(c4ccccc4)c4ccccc4)n3)[C@H]2SC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.