InChI=1/C14H11N3O3S2/c1-7(18)15-17-13(20)11(22-14(17)21)10-8-5-3-4-6-9(8)16(2)12(10)19/h3-6H,1-2H3,(H,15,18)/b11-10+/f/h15H 10961B8714A542CF