(1,2,4)Triazino(3,4-f)purine-6,8(7H,9H)-dione, 1,4-dihydro-9-methyl-3-(2-thienyl)- 1,4-Dihydro-9-methyl-3-(2-thienyl)-(1,2,4)triazino(3,4-f)purine-6,8(7H,9H)-dione 105774-52-5 BRN 5631925