InChI=1/C21H27N9O4/c1-2-3-10-33-16-6-4-15(5-7-16)13-23-25-21(31)18-17(14-29-8-11-32-12-9-29)24-28-30(18)20-19(22)26-34-27-20/h4-7,13H,2-3,8-12,14H2,1H3,(H2,22,26)(H,25,31)/b23-13+/f/h25H,22H2 4B3A86FCDF3382A2