2-Azoniabicyclo(2.2.1)heptane, 2-ethyl-2-methyl-, iodide, (exo)- 2-Azoniabicyclo(2.2.1)heptane, exo-2-ethyl-2-methyl-, iodide 4492-26-6 NSC 94104 exo-2-Ethyl-2-methyl-2-azoniabicyclo(2.2.1)heptane iodide