2-Acetylamino-3-ethylcarbonylthieno(2,3-b)quinuclidine 36860-52-3 4H-4,7-Ethanothieno(2,3-b)pyridine-3-carboxylic acid, 5,6-dihydro-2-(acetylamino)-, ethyl ester 5,6-Dihydro-2-(acetylamino)-4H-4,7-ethanothieno(2,3-b)pyridine-3-carboxylic acid ethyl ester BRN 1013746