InChI=1/C19H22N4O3/c1-19(2,15-6-4-3-5-7-15)18(24)22-12-10-21(11-13-22)17-9-8-16(14-20-17)23(25)26/h3-9,14H,10-13H2,1-2H3 5CED1FA0B66674A6