InChI=1/C18H10N4O2S/c19-10-11-4-3-5-12(8-11)20-16(23)14-9-13-17(25-14)21-15-6-1-2-7-22(15)18(13)24/h1-9H,(H,20,23)/f/h20H 1B421B963D1254EF