Using CCOC(=O)/C=C/c1cccc(NC(=O)NCC(=O)N2C(C(=O)OC(C)(C)C)CCC2c2ccccc2)c1 to produce CC(C)(C)OC(=O)C1CCC(c2ccccc2)N1C(=O)CNC(=O)Nc1cccc(/C=C/C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.