2H-1,3,2-Oxazaphosphorine, tetrahydro-2-(bis(2-chloroethyl)amino)-3-(2-norbornanyl)-, 2-oxide 78220-05-0 B 732 Tetrahydro-2-(bis(2-chloroethyl)amino)-3-(2-norbornanyl)-2H-1,3,2-oxazaphosphorine 2-oxide