2H-1,3,2-Oxazaphosphorine, tetrahydro-2-(bis(2-chloroethyl)amino)-5,6-dimethyl-, 2-oxide 78219-96-2 B 708 BRN 0985219 Tetrahydro-2-(bis(2-chloroethyl)amino)-5,6-dimethyl-2H-1,3,2-oxazaphosphorine 2-oxide