InChI=1/C22H22N4O5/c1-27-14-8-13(9-15(28-2)17(14)29-3)18-20(10-23,11-24)21(12-25)16-6-4-5-7-22(16,30-18)31-19(21)26/h8-9,16,18,26H,4-7H2,1-3H3/t16-,18-,21+,22+/m0/s1 17CACF4B5B7F13AD