InChI=1/C20H26N6O/c1-5-26(6-2)10-7-15-13(3)17(23-14(15)4)11-16-19(24-25-20(16)27)18-12-21-8-9-22-18/h8-9,11-12,23H,5-7,10H2,1-4H3,(H,25,27)/b16-11-/f/h26H BCF0C2E56C109D1F