InChI=1/C28H38N4O/c1-20(2)18-32-22(4)26(21(3)30-32)15-16-28(33)29-17-25-9-7-8-10-27(25)24-13-11-23(12-14-24)19-31(5)6/h7-14,20H,15-19H2,1-6H3,(H,29,33)/p+1/fC28H39N4O/h29,31H/q+1 CE44DCACD26D24D6