InChI=1/C19H18N4O2/c1-25-15-6-4-14(5-7-15)23-11-17(18(20)22-23)13-3-2-12-8-9-21-19(24)16(12)10-13/h2-7,10-11H,8-9H2,1H3,(H2,20,22)(H,21,24)/f/h21H,20H2 BB4C5D850893B0EC