InChI=1S/C23H36N2O5/c1-17(26)7-3-2-4-8-22(27)24-19(16-25-11-5-6-12-25)23(28)18-9-10-20-21(15-18)30-14-13-29-20/h9-10,15,17,19,23,26,28H,2-8,11-14,16H2,1H3,(H,24,27)/t17?,19-,23-/m1/s1