1,2-Dihydro-4,6-dimethyl-2-oxonicotinonitrile 2-Hydroxy-4,6-dimethylnicotinonitrile 3-Pyridinecarbonitrile, 1,2-dihydro-4,6-dimethyl-2-oxo- 769-28-8 AI3-17235 EINECS 212-207-5 Nicotinonitrile, 1,2-dihydro-4,6-dimethyl-2-oxo-