118344-72-2 2,4-Pyrimidinediamine der. 2,4-Pyrimidinediamine, 6-ethyl-5-[4-[ethyl(phenylmethyl)amino]-3-nitrophenyl]- 5-[4-(Benzyl-ethyl-amino)-3-nitro-phenyl]-6-ethyl-pyrimidine-2,4-diamine AIDS-006908 AIDS006908 NSC382042