132316-49-5 4,4-Dimethyl-9-thia-1,3,6,8-tetrazatricyclo(4.3.1.1(sup 3,8))undecane 9,9-dioxide 9-Thia-1,3,6,8-tetraazatricyclo(4.3.1.1(3,8))undecane, 4,4-dimethyl-, 9,9-dioxide 9-Thia-1,3,6,8-tetrazatricyclo(4.3.1.1(sup 3,8))undecane, 4,4-dimethyl-, 9,9-dioxide