4-甲基噻唑

N-甲氧基-N-甲基乙酰胺

3-Acetonyl-4-methyl-1,3-thiazolium chloride

2-hydroxy-4-formyl-2,5-dimethyl-2,3-dihydro-1,4-thiazine

2,5-二甲基-4H-1,4-噻嗪-4-甲醛