InChI=1/C16H13N3O/c1-9-4-5-10-8-12-14(11(10)7-9)18-16(17)19-15(12)13-3-2-6-20-13/h2-7H,8H2,1H3,(H2,17,18,19)/f/h17H2 5FEA4A5129DF7662