Using COC(=O)[C@H](C)NC(=O)[C@H](Cc1ccc(OCc2ccccc2)cc1)NC(=O)OC(C)(C)C to produce C[C@H](NC(=O)[C@H](Cc1ccc(OCc2ccccc2)cc1)NC(=O)OC(C)(C)C)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.