InChI=1/C24H22N4O4/c29-23(26-31)19(14-15-28-24(30)21-8-4-5-9-22(21)25-27-28)16-32-20-12-10-18(11-13-20)17-6-2-1-3-7-17/h1-13,19,31H,14-16H2,(H,26,29)/t19-/m0/s1/f/h26H E1DBF018A2B9929B