InChI=1/C20H28N4O2/c25-19(15-6-7-15)21-16-4-3-5-17(14-16)22-20(26)24-12-8-18(9-13-24)23-10-1-2-11-23/h3-5,14-15,18H,1-2,6-13H2,(H,21,25)(H,22,26)/p+1/fC20H29N4O2/h21-23H/q+1 2D0AC9DCC6627D8D