You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: Nickel nitrate showed greater wt loss than that based on an oxide yield, indicating that it or its product of decomp is volatile below 1100 deg.
user
O=[N+]([O-])[O-].O=[N+]([O-])[O-].[Ni+2]
assistant