13907-56-7 NSC81170 SRI 2314 Urea, 1,1'-(1,2-cyclohexylene)bis[3-(2-chloroethyl)-3-nitroso-, (E)- Urea, 1,1'-(trans-1,2-cyclohexylene)bis[3-(2-chloroethyl)-3-nitroso- Urea, 1,1'-1,2-cyclohexylene)bis[3-(2-chloroethyl)-3-nitroso-, trans- Urea, N,N''-1,2-cyclohexanediylbis[N'-(2-chloroethyl)-N'-nitroso-, trans- Urea, N,N'-1,2-cyclohexanediylbis[N'-(2-chloroethyl)-N'-nitroso-, trans-