4-苯基脲唑

异氰酸苯酯

2-[(苯基氨基)羰基]-肼羧酸乙酯

1-(2-hydroxy-5-methylphenyl)-4-phenyl-1,2,4-triazolidine-3,5-dione

benzyl 3-(N-phenylsuccinimide)-thioether