英文别名4-Hydroxy-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide; 4-hydroxy-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide; 4H-Thieno[2,3-b]thiopyran-2-sulfonamide, 5,6-dihydro-4-hydroxy-6-methyl-, 7,7-dioxide; Dorzolamide intermediate; 4H-Thieno(2,3-b)thiopyran-2-sulfonamide, 5,6-dihydro-4-hydroxy-6-methyl-, 7,7-dioxide; 5,6-Dihydro-4H-4-Hydroxy-6-methyl thieno [2,3,b] thiopyran-2-sulfonamide-7,7-Dioxide; 5,6-Dihydro-4-hydroxy-6-methyl-4H-thieno(2,3-b)thiopyran-2-sulfonamide 7,7-dioxide; Dorzolamide Impurity 11; 4-Hydroxy-6-methyl-7,7-dioxo-4,5,6,7-tetrahydro-7lambda~6~-thieno[2,3-b]thiopyran-2-sulfonamide; INTERMEDIATE FOR DORZOLAMIDE; Dorzolamide Impurity 8 
