InChI=1/C20H28N2O6/c1-23-11-7-13(25-3)17(14(8-11)26-4)19(21)20(22)18-15(27-5)9-12(24-2)10-16(18)28-6/h7-10,19-20H,21-22H2,1-6H3/p+1/t19-,20-/m0/s1/fC20H29N2O6/h21H/q+1 EDAA8ADD0DCA48B9