6-acetyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-quinoline-4-carboxylic acid

6-acetyl-2-phenylquinoline-4-carboxylic acid

tert-butyl 2-hydroxyiminopropanoate

3-but-3-ynylsulfanyl-6-methyl-2H-1,2,4-triazin-5-one

N-甲氧基-n-甲基-2-氧代丙酰胺