InChI=1/C23H24N2O7/c26-20(25-18-9-5-4-8-16(18)10-12-19(25)22(29)30)13-11-17(21(27)28)24-23(31)32-14-15-6-2-1-3-7-15/h1-9,17,19H,10-14H2,(H,24,31)(H,27,28)(H,29,30)/p-2/t17-,19-/m1/s1/fC23H22N2O7/h24H/q-2 69776AD3DA9E6C9C