InChI=1/C18H15N7O2/c19-18-22-16-12(17-21-15(23-25(17)18)14-6-3-9-27-14)10-20-24(16)8-7-11-4-1-2-5-13(11)26/h1-6,9-10,26H,7-8H2,(H2,19,22)/f/h19H2 B2A45455B33F57D6