InChI=1/C19H22N4O3/c1-11(18(25)20-17-10-15(21-22-17)13-2-3-13)12-4-6-14(7-5-12)23-9-8-16(24)19(23)26/h4-7,10-11,13,16,24H,2-3,8-9H2,1H3,(H2,20,21,22,25)/t11-,16-/m0/s1/f/h20-21H E6F90CBC0F685672