2,4-二甲基噁唑-5-羧酸乙酯

ethyl 6-methyl-2-oxo-4-propan-2-yl-3,4-dihydro-1H-pyrimidine-5-carboxylate

ethyl 7,9,9-trimethyl-1,4-dithiospiro[4.5]dec-6-ene-8-carboxylate

ethyl 2-[(3-methylphenyl)hydrazinylidene]-3-oxobutanoate

2-(2-烯丙基)-4-戊酸乙酯