InChI=1/C18H13N7O/c26-17-16-13(15(20-21-17)12-9-5-2-6-10-12)14(11-7-3-1-4-8-11)19-18-22-23-24-25(16)18/h1-10,14H,(H,21,26)(H,19,22,24)/p-1/t14-/m0/s1/fC18H12N7O/h19H/q-1 5159CF4993C0A970