135446-15-0 2,3,6,9-Tetrahydro-9-methyl-6-n-propyl-3-thioxo-5H-1,2,4-triazolo(3,4-i)purin-5-one 5H-1,2,4-Triazolo(3,4-i)purin-5-one, 2,3,6,9-tetrahydro-9-methyl-6-propyl-3-thioxo- 9-Methyl-6-propyl-3-thioxo-2,3,6,9-tetrahydro-5H-1,2,4-triazolo(3,4-i)purin-5-one