Using COC(=O)CCCc1ccc(NC(=O)C(Cc2ccc(OCc3ccccc3)cn2)NC(=O)OC(C)(C)C)cc1 to produce CC(C)(C)OC(=O)N[C@H](Cc1ccc(OCc2ccccc2)cn1)C(=O)Nc1ccc(CCCC(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.