1-(2-chloroethyl)-3-[4-[[4-(2-chloroethylcarbamoylamino)phenyl]methyl]phenyl]urea

4,4'-二硝基二苯基甲烷

对甲苯胺

2-chloro-N-[4-[[4-[(2-chloroacetyl)amino]phenyl]methyl]phenyl]acetamide