InChI=1/C17H15N5O4/c1-21-15-12(16(24)22(2)17(21)25)11(9(7-18)14(19)20-15)8-5-4-6-10(26-3)13(8)23/h4-6,23H,1-3H3,(H2,19,20)/f/h19H2 7B2C6B0050C3F5FC