1-Thieno(2,3-d)isothiazol-3-yl-1H-benzotriazole S(sup 1),S(sup 1)-dioxide 119120-83-1 1H-Benzotriazole, 1-thieno(2,3-d)isothiazol-3-yl-, S',S'-dioxide 1H-Benzotriazole, 1-thieno(2,3-d)isothiazol-3-yl-, S(sup 1),S(sup 1)-dioxide BRN 5978718