InChI=1/C19H20N4O5S/c1-11(2)19(26)22-14-6-4-13(5-7-14)21-17(24)10-29-16-8-3-12(18(20)25)9-15(16)23(27)28/h3-9,11H,10H2,1-2H3,(H2,20,25)(H,21,24)(H,22,26)/f/h21-22H,20H2 47AB200915228B10