InChI=1/C20H24N2O5/c1-3-26-20(25)17-6-4-5-9-22(17)12-14-10-19(24)27-18-11-15(21-13(2)23)7-8-16(14)18/h7-8,10-11,17H,3-6,9,12H2,1-2H3,(H,21,23)/t17-/m1/s1/f/h21H 873082B32DE2134A