| 英文同义词: | (2,3-Dihydro-3-oxo-4H-1,4-benzothiazin-4-yl)acetic acid methyl ester, 2,3-Dihydro-4-(2-methoxy-2-oxoethyl)-3-oxo-4H-1,4-benzothiazine;Methyl (2,3-dihydro-3-oxo-4H-1,4-benzothiazin-4-yl)acetate;4H-1,4-Benzothiazine-4-acetic acid, 2,3-dihydro-3-oxo-, methyl ester |