Using COC(=O)[C@H](CCSC)NC(=O)c1ccc(C=Cc2cnccc2Cl)cc1-c1ccccc1C to produce CCCOc1ccncc1C=Cc1ccc(C(=O)N[C@@H](CCSC)C(=O)[O-])c(-c2ccccc2C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.