InChI=1/C16H16N4O3S/c21-13(10-4-5-11-12(8-10)24-9-17-11)19-20-14(22)16(18-15(20)23)6-2-1-3-7-16/h4-5,8-9H,1-3,6-7H2,(H,18,23)(H,19,21)/f/h18-19H 4CB4CA6BCBB3744D