InChI=1S/C22H32N2O6/c25-20(6-2-1-3-7-21(26)27)23-17(15-24-10-4-5-11-24)22(28)16-8-9-18-19(14-16)30-13-12-29-18/h8-9,14,17,22,28H,1-7,10-13,15H2,(H,23,25)(H,26,27)/t17-,22-/m1/s1