1,3-Dihydro-3,3-dimethyl-1-(3-(dimethylamino)propyl)benzo(c)thiophene-1-carboxylic acid HCl 26106-20-7 Benzo(c)thiophene-1-carboxylic acid, 1,3-dihydro-3,3-dimethyl-1-(3-(dimethylamino)propyl)-, hydrochloride LU 5-045