112290-21-8 2-(4-Chlorophenoxyacetylamino)-3-ethoxycarbonylthieno(2,3-b)quinuclidine 4H-4,7-Ethanothieno(2,3-b)pyridine-3-carboxylic acid, 5,6-dihydro-2-(((4-chlorophenoxy)acetyl)amino)-, ethyl ester BRN 5777019