InChI=1/C19H22N4O2/c1-14(15-7-3-2-4-8-15)21-18(25)13-23-17-10-6-5-9-16(17)22-19(23)20-11-12-24/h2-10,14,24H,11-13H2,1H3,(H,20,22)(H,21,25)/t14-/m0/s1/f/h20-21H 031F5FD6E5054259