1,7-dimethyl-5,6-dihydro-1H-pyrrolo[1,2-d]tetrazole 1H-pyrrolo[1,2-d]tetrazole, 5,6-dihydro-1,7-dimethyl- InChI=1/C6H10N4/c1-5-3-4-10-6(5)9(2)7-8-10/h3-4H2,1-2H