InChI=1/C16H18N4O3/c1-10-14(11(2)23-19-10)9-15(21)18-12-3-5-13(6-4-12)20-8-7-17-16(20)22/h3-6H,7-9H2,1-2H3,(H,17,22)(H,18,21)/f/h17-18H 5E912270935E8C36