3-methyl-4,5,6,7,8,9-hexahydrocycloocta[d][1,2,3]selenadiazol-3-ium InChI=1/C9H15N2Se/c1-11-8-6-4-2-3-5-7-9(8)12-10-11/h2-7H2,1H3/q+ cycloocta[d]-1,2,3-selenadiazolium, 4,5,6,7,8,9-hexahydro-3-methyl-