[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][O-1].[C][C][=Branch1][C][=O][O-1].[Ni+2]"}, {"from": "gpt", "value": "The molecule is a greenish, crystalline inorganic compound that produces toxic gases upon heating. Nickel acetate is used in textile dyeing processes, in electroplating, and as a catalyst intermediate. Exposure to this substance can cause severe dermatitis, skin and asthma-like allergies and causes damage to the lungs, kidneys, gastrointestinal tract and neurological system. Nickel acetate is a known carcinogen and is associated with an increased risk of developing lung and nasal cancers. (NCI05)"}]