Using CN(C)C(=O)C(Cc1ccc(Oc2ccc(CCC(=O)O)cc2)cc1)NC(=O)OC(C)(C)C, CCN(CC)CC to produce CN(C)C(=O)C(Cc1ccc(Oc2ccc(CCC(N)=O)cc2)cc1)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.