120465-94-3 3,7-Diazabicyclo(3.3.1)nonane, 9,9-dimethyl-3-ethyl-7-(2-thienylsulfonyl)- 9,9-Dimethyl-3-ethyl-7-(2-thienylsulfonyl)-3,7-diazabicyclo(3.3.1)nonane