InChI=1S/C24H32N2O3/c1-3-7-24(28)26(20-8-5-4-6-9-20)21-13-16-25(17-14-21)15-12-19-10-11-22(27)23(18-19)29-2/h4-6,8-11,18,21,27H,3,7,12-17H2,1-2H3