InChI=1S/C27H38N2O3/c1-9-12-24(27(5,6)7)29(26(31)20-16-18(3)15-19(4)17-20)28-25(30)22-13-11-14-23(32-8)21(22)10-2/h11,13-17,24H,9-10,12H2,1-8H3,(H,28,30)/t24-/m1/s1