InChI=1/C16H18N6O2/c1-23-12-4-2-3-11(9-12)19-15-13-14(18-10-17-13)20-16(21-15)22-5-7-24-8-6-22/h2-4,9-10H,5-8H2,1H3,(H2,17,18,19,20,21)/f/h18-19H E7A747A0FCD550CA