InChI=1/C20H27N3O4/c1-26-12-6-5-11-23(15-17-8-3-2-4-9-17)16-19(24)22-20(25)21-14-18-10-7-13-27-18/h2-4,7-10,13H,5-6,11-12,14-16H2,1H3,(H2,21,22,24,25)/p+1/fC20H28N3O4/h21-23H/q+1 3B619FD814A29E71