3-HP 3-Hydroxy-2-pyridinecarbaldehyde thiosemicarbazone 3814-79-7 AIDS-126018 AIDS126018 Hydrazinecarbothioamide, {2-[(3-hydroxy-2-pyridinyl)methylene]-} NSC95678 Picolinaldehyde, 3-hydroxy-, thiosemicarbazone Pyridine-2-carboxaldehyde, 3-hydroxy-, thiosemicarbazone