InChI=1/C18H19N3O3/c1-12-10-13-6-4-5-7-15(13)20(12)18(22)14-8-9-16(19(2)3)17(11-14)21(23)24/h4-9,11-12H,10H2,1-3H3/t12-/m1/s1 09C86649F8ADB970