InChI=1/C21H31N3O4/c1-3-5-12-24-15-17(14-19(24)25)21(27)23-18-9-7-16(8-10-18)20(26)22-11-6-13-28-4-2/h7-10,17H,3-6,11-15H2,1-2H3,(H,22,26)(H,23,27)/t17-/m0/s1/f/h22-23H E5DF2351928457F5