InChI=1/C18H19N3O3/c1-11-10-15(11)16-8-6-14(24-16)7-9-17(22)20-12-2-4-13(5-3-12)21-18(19)23/h2-9,11,15H,10H2,1H3,(H,20,22)(H3,19,21,23)/b9-7+/t11-,15-/m1/s1/f/h20-21H,19H2 831B347616CBD0E7