2-pyridinecarboxamide, 3-hydroxy-N-propyl- 3-hydroxy-N-propylpyridine-2-carboxamide InChI=1/C9H12N2O2/c1-2-5-11-9(13)8-7(12)4-3-6-10-8/h3-4,6,12H,2,5H2,1H3,(H,11,13