(+)-(S)-5,6-Dihydro-4-(isobutylamino)-4H-thieno(2,3-b)thiopyran-2-sulfonamide, 7,7-dioxide, monohydrochloride 119271-78-2 4H-Thieno(2,3-b)thiopyran-2-sulfonamide, 5,6-dihydro-4-((2-methylpropyl)amino)-, 7,7-dioxide, monohydrochloride, (S)- MK 417 SEZOLAMIDE HYDROCHLORIDE Sezolamide hydrochloride [USAN]