Using CCOC(=O)CSc1cnc(NC(=O)N(C2CCCCC2)[C@H]2CC[C@H](COC)CC2)s1 to produce COC[C@H]1CC[C@H](N(C(=O)Nc2ncc(SCC(=O)O)s2)C2CCCCC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.