InChI=1/C24H28N2O2/c1-3-23(19-27)25(17-21-11-7-5-8-12-21)15-16-26(24(4-2)20-28)18-22-13-9-6-10-14-22/h1-2,5-14,23-24,27-28H,15-20H2/t23-,24+ 826DBEE91F1775F6