InChI=1/C10H9N5O4/c11-9(16)3-12-7-2-6-5(1-8(7)15(18)19)10(17)14-4-13-6/h1-2,4,12H,3H2,(H2,11,16)(H,13,14,17)/f/h14H,11H2 351634FA6AAD5F10