InChI=1/C20H28N4O2/c25-19(21-16-8-9-16)15-4-3-5-17(14-15)22-20(26)24-12-10-23(11-13-24)18-6-1-2-7-18/h3-5,14,16,18H,1-2,6-13H2,(H,21,25)(H,22,26)/p+1/fC20H29N4O2/h21-23H/q+1 566C744DF245924C