InChI=1/C17H20N4O4/c1-9-11(10(2)25-21-9)5-6-16(22)20-17-18-12-7-14(23-3)15(24-4)8-13(12)19-17/h7-8H,5-6H2,1-4H3,(H2,18,19,20,22)/f/h18-19H 9FD3BD2086F0AC31