InChI=1/C20H24N2O4/c1-20(2,10-13-6-4-3-5-7-13)21-11-16(24)14-8-9-15(23)18-19(14)26-12-17(25)22-18/h3-9,16,21,23-24H,10-12H2,1-2H3,(H,22,25)/p+1/t16-/m0/s1/fC20H25N2O4/h21-22H/q+1 A191AED8CFBCA934