135446-03-6 5H-1,2,4-Triazolo(3,4-i)purin-5-one, 6,7-dihydro-6-propyl-3-(2-thienyl)- 6,7-Dihydro-6-n-propyl-3-(2-thienyl)-5H-1,2,4-triazolo(3,4-i)purin-5-one 6-Propyl-3-(2-thienyl)-6,7-dihydro-5H-1,2,4-triazolo(3,4-i)purin-5-one