InChI=1/C19H18N4O4S/c1-12-16(10-17(24)23-26)21-19(28-12)22-18(25)15-9-5-6-13(20-15)11-27-14-7-3-2-4-8-14/h2-9,26H,10-11H2,1H3,(H,23,24)(H,21,22,25)/f/h22-23H 342915ACA2A62303