InChI=1/C19H20N4O4/c1-3-8-22-18(24)16-17(23(19(22)25)12-14-7-5-10-27-14)20-15(21(16)2)11-13-6-4-9-26-13/h4-7,9-10H,3,8,11-12H2,1-2H3 0B4DDBD64ADA151D