InChI=1/C18H15N3O2/c1-11-6-7-15(17-14(11)9-19-21-17)20-18(22)13-8-12-4-2-3-5-16(12)23-10-13/h2-9H,10H2,1H3,(H,19,21)(H,20,22)/f/h20-21H E6D3296225F2CA85