N,N',1,2-四苯基乙烷-1,2-二亚胺

(1Z)-N''-羟基-2,2-二苯基乙脒

1-hydroxy-3-phenylthiourea

3,5-二苯基-1,2,4-恶二唑

2-[hydroxy(2-hydroxyethyl)amino]ethanol