InChI=1/C20H27N3O4/c1-3-23(4-2)17(18-11-8-12-26-18)13-21-19(24)14-22-20(25)27-15-16-9-6-5-7-10-16/h5-12,17H,3-4,13-15H2,1-2H3,(H,21,24)(H,22,25)/p+1/t17-/m1/s1/fC20H28N3O4/h21-23H/q+1 799E3114DF514D08