1,2-二氢-4,6-二甲基-1-(呋喃亚甲基氨基)-2-氧代吡啶-3-甲腈

戊烷-2,3,4-三酮 3-苯基腙

1-(2-nitrophenyl)pentane-2,4-dione

7-methylpyrano[4,3-b]pyridin-5-one

N'-hydroxy-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carboximidamide