InChI=1/C31H36N4O2/c1-3-4-20-35(23-24-11-6-5-7-12-24)21-10-19-32-31(36)28-22-30(34-29-14-9-8-13-27(28)29)33-25-15-17-26(37-2)18-16-25/h5-9,11-18,22H,3-4,10,19-21,23H2,1-2H3,(H,32,36)(H,33,34)/p+1/fC31H37N4O2/h32-33,35H/q+1 8DA41F18A56EA770