3-acetyl-4-amino-1-methyl-1H-pyrrole-2,5-dione

5-Imino-1,4-dimethyl-1,5-dihydro-2H-pyrrol-2-one

3-Benzamido-1-cyan-2-hydroxy-propan

5-phenylmethoxypentanenitrile

6-乙氧基-2-苯并噻唑羧醛