(R)-4-(ethylamino)-3,4-dihydro-2-(3-methoxypropyl)-2H-thieno(3,2-e)-1,2-thiazine-6-sulfonamide 138890-62-7 2H-Thieno(3,2-e)-1,2-thiazine-6-sulfonamide, 4-(ethylamino)-3,4-dihydro-2-(3-methoxypropyl)-, 1,1-dioxide, (R)- AL 4862 Azopt Brinzolamide Brinzolamide [USAN]