1854-39-3 6-Benzoyl-2,7-dimethyl-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidin-4-amine 6-Benzoyl-2,7-dimethyl-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidin-4-ylamine AIDS-126384 AIDS126384 NSC107251