InChI=1/C23H17N5O7/c29-21-19(22(30)25-24-17-12-11-16(27(32)33)13-18(17)28(34)35)20(14-7-3-1-4-8-14)26(23(21)31)15-9-5-2-6-10-15/h1-13,20,24,29H,(H,25,30)/t20-/m1/s1/f/h25H 5061195E881B3A4E