InChI=1/C14H16N4O4S/c1-9-7-10(2)16-14(15-9)17-18-23(19,20)11-3-4-12-13(8-11)22-6-5-21-12/h3-4,7-8,18H,5-6H2,1-2H3,(H,15,16,17)/f/h17H 03B87AEFE6203CA9