273-40-5

8-azapurine 2H-triazolo[4,5-d]pyrimidine 1H-v-Triazolo[4,5-d]pyrimidine 1H-1,2,3-Triazolo[4,5-d]pyrimidine 3H-1,2,3-Triazolo[4,5-d]pyrimidine 2H-[1,2,3]triazolo[4,5-d]pyrimidine 1H-1,2,3-Triazolo[4,5-d]pyrimidine (9CI)