InChI=1/C23H20N4O6/c1-28-16-7-12(8-17(29-2)21(16)30-3)18-13(9-24)22(25)33-23-19(18)20(26-27-23)11-4-5-14-15(6-11)32-10-31-14/h4-8,18H,10,25H2,1-3H3,(H,26,27)/t18-/m1/s1/f/h27H 4A560472C1921BD8