2-isopropyl-2H-1,2,3-benzotriazole 2H-1,2,3-benzotriazole, 2-(1-methylethyl)- InChI=1/C9H11N3/c1-7(2)12-10-8-5-3-4-6-9(8)11-12/h3-7H,1-2H