3-oxo-3-phenyl-2-phenylhydrazono-propionic acid

5,5-二甲基-1-苯己烷-1,4-二酮

5,7-二羟基-6-(3-甲基-2-丁烯基)-8-(3-甲基丁酰)-4-苯基-2H-1-苯并吡喃-2-酮

双苯基脲

ethyl 2-benzoyl-2-hydroxyoctanoate