InChI=1/C18H13N5O3/c24-16-9-11-10-19-18(20-12-5-7-13(8-6-12)23(25)26)22-17(11)14-3-1-2-4-15(14)21-16/h1-8,10H,9H2,(H,21,24)(H,19,20,22)/f/h20-21H 2BCE18DC8BE93A67