InChI=1/C21H32N2O5/c1-16-5-3-8-19(13-16)28-15-17-6-4-7-18(14-17)23-21(25)20(24)22-9-10-27-12-11-26-2/h4,6-7,14,16,19H,3,5,8-13,15H2,1-2H3,(H,22,24)(H,23,25)/t16-,19+/m1/s1/f/h22-23H A998004902945D00