InChI=1/C20H27N3O3/c1-3-11-23(12-4-2)20(25)16-7-9-17(10-8-16)22-19(24)15-21-14-18-6-5-13-26-18/h5-10,13,21H,3-4,11-12,14-15H2,1-2H3,(H,22,24)/p+1/fC20H28N3O3/h21-22H/q+1 8C960604258176E6