InChI=1/C14H13N3O3/c1-15-12(18)9-4-6-10(7-5-9)17-14(20)11-3-2-8-16-13(11)19/h2-8H,1H3,(H,15,18)(H,16,19)(H,17,20)/f/h15-17H 13323E53C6622123