[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch1][O][=N][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][N][N]"}, {"from": "gpt", "value": "The molecule is a synthetic analogue and nicotinamide antagonist with cytotoxic properties, 6-Aminonicotinamide forms an abnormal NAD (ubiquitous metabolic pathway coenzyme) analog that inhibits NAD-dependent enzyme activity associated with ATP production. 6-Aminonicotinamide impairs cartilage formation, may have teratogenic effects, and enhances the effect of radiation and cisplatin treatment (formation of platinum-DNA complexes). (NCI04)"}]