InChI=1/C15H18N6/c1-2-4-13-19-20-14(21(13)9-3-1)10-17-12-6-5-11-7-8-16-15(11)18-12/h5-8H,1-4,9-10H2,(H2,16,17,18)/f/h16-17H 564B69AB14DA86CB