(4R)-2-(3-methoxypropyl)-1,1-dioxo-4-(propan-2-ylamino)-3,4-dihydrothieno[3,2-e]thiazine-6-sulfonamide; (4R)-4-(Isopropylamino)-2-(3-methoxypropyl)-3,4-dihydro-2H-thieno[3,2-e]-1,2-thiazine-6-sulfonamide-1,1-dioxide; N-Desethyl N-Isopropyl Brinzolamide; (R)-4-(Isopropylamino)-2-(3-methoxypropyl)-3,4-dihydro-2H-thieno[3,2-e][1,2]thiazine-6-sulfonamide 1,1-dioxide