InChI=1/C14H15N5O/c15-13-12(17-20-18-13)14-16-10-6-1-2-7-11(10)19(14)8-9-4-3-5-9/h1-2,6-7,9H,3-5,8H2,(H2,15,18)/f/h15H2 A7B056DD0E1F2DB8