Using COc1cnc(Cl)c2ccccc12, C=CC(C)CCC[C@@H](C)C(NC(=O)OC(C)(C)C)C(=O)N1C[C@H](O)C[C@H]1C(=O)O to produce C=CC(C)CCC[C@@H](C)[C@H](NC(=O)OC(C)(C)C)C(=O)N1C[C@H](Oc2ncc(OC)c3ccccc23)C[C@H]1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.