(乙酰基氧基)(2-呋喃基)乙酸甲酯

N,N-bis-cyanomethyl-acetamide

N-acetyl-N-(2,4-dichloro-phenyl)-N'-(3-nitro-benzoyl)-hydrazine

N-acetyl-N-(2,4-dichloro-phenyl)-N'-(4-nitro-benzoyl)-hydrazine

1-acetylsaccharin