InChI=1/C21H31N3O4/c1-2-3-16-28-21(27)17-8-10-18(11-9-17)23-20(26)19(25)22-12-4-5-13-24-14-6-7-15-24/h8-11H,2-7,12-16H2,1H3,(H,22,25)(H,23,26)/p+1/fC21H32N3O4/h22-24H/q+1 A5863465B6B0CE57