Synonyms: BRN 0654838;1H-Pyrrolo(3,2-d)pyrimidine-2,4(3H,5H)-dione, 3-butyl-1-methyl-;3-Butyl-1-methyl-1H-pyrrolo(3,2-d)pyrimidine-2,4(3H,5H)-dione;3-Butyl-1-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrrolo(3,2-d)pyrimidine;AC1MIEX5;LS-139573;3-butyl-1-methyl-5H-pyrrolo[3,2-d]pyrimidine-2,4-dione;55276-32-9