3-Pyridoyl hydrazine 553-53-7 AIDS-008920 AIDS008920 NSC18775 NSC36088 Niazid Nicotin Nicotinic acid hydrazide Nicotinic acid, hydrazide Nicotinic hydrazide Nicotinoyl hydrazine Nicotinylhydrazide WLN: T6NJ CVMZ WS 102