InChI=1/C19H22N4O/c1-11-5-6-16-14(9-11)15-10-23(8-7-17(15)20-16)19(24)18-12(2)21-22(4)13(18)3/h5-6,9,20H,7-8,10H2,1-4H3 DBB9216F2E276D57