440124-22-1

5-ethyl-6-methyl-2-oxo-1~{H}-pyrazine-3-carboxamide 6-ETHYL-5-METHYL-3-OXO-3,4-DIHYDROPYRAZINE-2-CARBOXAMIDE 5-ethyl-6-methyl-2-oxidanylidene-1H-pyrazine-3-carboxamide 2-Pyrazinecarboxamide, 6-ethyl-3,4-dihydro-5-methyl-3-oxo- Pyrazinecarboxamide, 6-ethyl-3,4-dihydro-5-methyl-3-oxo- (9CI)