6-Chloro-4-hydroxy-3-methoxycarbonyl-2H-thieno[2,3-e]-1,2-thiazine-1,1-dioxide

WT2117

Methyl 6-chloro-4-hydroxy-2H-thieno[2,3-e][1,2]thiazine-3-carboxylate 1,1-dioxide

methyl 6-chloro-4-hydroxy-1,1-dioxo-2H-thieno[2,3-e]thiazine-3-carboxylate