2,3,5-三甲基吡嗪

2,3-二氯-5,6-二甲基吡嗪

5,6-dimethyl-1,4-dihydropyrazine-2,3-dione

5-Bromo-2,3-dimethylpyrazine

2,3-二甲基-5-(2-甲基丁基)吡嗪