2H-1,3,2-Oxazaphosphorine, tetrahydro-2-(bis(2-chloroethyl)amino)-5-chloro-, 2-oxide, (E)- 78542-62-8 trans-2-(Bis(2-chloroethyl)amino)-5-chlorotetrahydro-2H-1,3,2-oxazaphosphorine 2-oxide trans-5-Chlorocyclophosphamide