InChI=1/C18H15N7O4S/c1-9-2-4-11(29-9)7-19-23-17-22-18(25-24-17)30-8-14(26)20-10-3-5-12-13(6-10)16(28)21-15(12)27/h2-7H,8H2,1H3,(H,20,26)(H,21,27,28)(H2,22,23,24,25)/b19-7+/f/h20-21,23-24H C429B473D72DFAD4