You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the vasopressin antagonist class of molecules.
user
O=C(CCC(Cc1ccccc1)C(C(=O)OCc1cccc(F)c1)N1C(=O)C(N2C(=O)OCC2Cc2ccccc2)C1CCc1ccon1)N[N+](=O)[O-]
assistant