procarbazine analogs were synthesized that had deuterium substituted for hydrogen at the benzylic position , n-isopropyl-alpha- ( 2-methylhydrazino ) -p- [ alpha , alpha-2h2 ] toluamide ( d2-procarbazine ) , or at the methyl position , n-isopropyl-alpha- ( 2- [ alpha , alpha , alpha-2h3 ] methylhydrazino ) -p-toluamide ( d3-procarbazine ) .
C0011744
deuterium
C0020275
hydrogen