InChI=1/C20H26N2O6/c1-3-10-22(11-9-14-7-5-4-6-8-14)19(25)18-17(21-13(2)23)15(24)12-16(28-18)20(26)27/h4-8,12,15,17-18,24H,3,9-11H2,1-2H3,(H,21,23)(H,26,27)/p-1/t15-,17+,18+/m0/s1/fC20H25N2O6/h21H/q-1 72C9C206C4735CFF