InChI=1/C23H20N4O4S/c1-14-7-9-17(19(11-14)27(30)31)26-23(29)22(15-5-3-2-4-6-15)24-16-8-10-20-18(12-16)25-21(28)13-32-20/h2-12,22,24H,13H2,1H3,(H,25,28)(H,26,29)/t22-/m0/s1/f/h25-26H FB95712573F4FDB0