Pyrazine

Pyrazinecarboxylic acid,3,5-dimethoxy-2-[3-(4-methoxyphenyl)-1-oxo-2-propenyl]phenyl ester

Pyrrolo[1,2-a]pyrazine, 6-(1,3-benzodioxol-5-yl)-3,4-dihydro-1-methyl-,(E)-2-butenedioate (1:1)

2,2,2-trifluoroethyl pyrazine-2-carboxylate

Pyrazinecarboxylic acid, 4,5-dihydro-3,6-bis(2-methylpropyl)-5-oxo-,methyl ester

Pyrido[2,3-b]pyrazine-2,3-dione, 1,4-dihydro-1,4-diphenyl-

Sodium 3-amino-6-methylpyrazine-2-carboxylate

5,6-dibromopyrazine-2,3-diamine