1,3-bis(4-nitrophenyl)ureacompoundwith4,6-dimethylpyrimidin-2(1H)-one(1:1);N,N'-bis(4-nitrophenyl)urea compd. with 4,6-Dimethyl-2(1H)-pyrimidinone; 4,4'-Dinitrocarbanilide compd. with 4,6-Dimethyl-2-pyrimidinol; 4,6-Dimethyl-2-pyrimidinol compd. with 4,4'-Dinitrocarbanilide; MK 75; NSC 7171; Nicarb; Nicarbazin; Nicoxin; Nicrazin; Nicrazine;Nicarbazine