Using COC(=O)c1cccc(C(=O)N[C@@H](Cc2ccccc2)[C@H](O)CNCc2cncc(C(C)C)c2)c1 to produce CC(C)c1cncc(CNC[C@@H](O)[C@H](Cc2ccccc2)NC(=O)c2cccc(C(=O)O)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.