2H-1,3,2-Oxazaphosphorine, tetrahydro-2-(bis(2-chloroethyl)amino)-5-fluoro-, 2-oxide, (Z)- 78542-59-3 cis-2-(Bis(2-chloroethyl)amino)-5-fluorotetrahydro-2H-1,3,2-oxazaphosphorine cis-5-Fluorocyclophosphamide