(8,8-dimethyl-8-azoniabicyclo[3.2.1]octan-3-yl) 1H-indole-3-carboxylate 1H-indole-3-carboxylic acid (8,8-dimethyl-8-azoniabicyclo[3.2.1]octan-3-yl) ester Lopac0_001273