InChI=1/C19H20N6/c20-10-14-13(9-16(25-19(14)21)15-6-3-7-22-15)17-11-23-18(24-17)8-12-4-1-2-5-12/h3,6-7,9,11-12,22H,1-2,4-5,8H2,(H2,21,25)(H,23,24)/f/h23H,21H2 E571D9BD42473950