英文名称
7-benzyl-2-methyl-1,3,4,7,8,9a-hexahydropyrazino[1,2-a]pyrazine-6,9-dione;2,7-dimethyl-1,3,4,7,8,9a-hexahydropyrazino[1,2-a]pyrazine-6,9-dione;2-methyl-7-(2-methylsulfanylethyl)-1,3,4,7,8,9a-hexahydropyrazino[1,2-a]pyrazine-6,9-dione;2-methyl-7-(phenylmethoxymethyl)-1,3,4,7,8,9a-hexahydropyrazino[1,2-a]pyrazine-6,9-dione;2-methyl-7-propan-2-yl-1,3,4,7,8,9a-hexahydropyrazino[1,2-a]pyrazine-6,9-dione;2,7,7-trimethyl-3,4,8,9a-tetrahydro-1H-pyrazino[1,2-a]pyrazine-6,9-dione