1,4-Dihydropyrazine-2,3-dione
6-Methyl-5-oxo-4,5-dihydropyrazine-2-carboxylic acid
3-Oxo-3,4-dihydropyrazine-2-carboxylic acid
2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
6-Oxo-1,6-dihydropyrazine-2-carboxylic acid
1-Benzyl 4-tert-butyl 2,3-dihydropyrazine-1,4-dicarboxylate
5,6-Dimethyl-2,3-dihydropyrazine
Sodium (3-oxo-3,4-dihydropyrazine-2-carbonyl)amide
(R)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
