85462-75-5 BENZO(b)THIOPHENE-2-CARBOXYLIC ACID, 4,5,6,7-TETRAHYDRO-3-(2-HYDROXY-3-((1-METHY BRN 6068607 Benzo(b)thiophene-2-carboxylic acid, 4,5,6,7-tetrahydro-3-(2-hydroxy-3-((1-methylethyl)amino)propoxy)-, ethyl ester