InChI=1/C28H33N3O/c1-23-13-15-26(16-14-23)30-28(29-17-8-18-31-19-21-32-22-20-31)27(24-9-4-2-5-10-24)25-11-6-3-7-12-25/h2-7,9-16,27H,8,17-22H2,1H3,(H,29,30)/p+2/fC28H35N3O/h29-31H/q+2 6D4B1D8B95D92E5F