3-磺酰氨基乙酸甲酯-2-噻吩甲酸甲酯

methyl 2-(1,1-dioxido-3-oxothieno[2,3-d]isothiazol-2(3H)-yl)acetate

Thieno[2,3-d]isothiazol-3(2H)-one 1,1-dioxide

3-氯噻吩-2-羧酸

3-氯磺酰基-2-噻吩甲酸甲酯