InChI=1/C20H28N4O2/c25-19(21-16-7-8-16)15-3-5-17(6-4-15)22-20(26)24-13-9-18(10-14-24)23-11-1-2-12-23/h3-6,16,18H,1-2,7-14H2,(H,21,25)(H,22,26)/p+1/fC20H29N4O2/h21-23H/q+1 5BFB8CB732339DC2