Using O=Cc1ccc(C(=O)O)cc1, CC(C)(NO)C(C)(C)NO to produce CC1(C)N(O)C(c2ccc(C(=O)O)cc2)N(O)C1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.