3,8-Diazabicyclo(3.2.1)octane, 3-methyl-8-(2'-(2''-phenylcyclopentanecarboxylato)ethyl)- 3-Methyl-8-(2'-(2''-phenylcyclopentanecarboxylato)ethyl)-3,8-diazabicyclo(3.2.1)octane 63990-39-6