InChI=1/C13H13N5O2/c19-12(15-4-6-18-5-3-14-8-18)9-1-2-10-11(7-9)17-13(20)16-10/h1-3,5,7-8H,4,6H2,(H,15,19)(H2,16,17,20)/f/h15-17H 64725F21EEE2F705