Using CCOC(=O)Cc1nnc(-c2ccc(C(CC(=O)c3ccnc(C)c3)c3ccccc3C)cc2)o1 to produce Cc1cc(C(=O)CC(c2ccc(-c3nnc(CC(=O)O)o3)cc2)c2ccccc2C)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.