InChI=1/C15H17N3O2/c1-11-5-3-7-14(12(11)2)20-10-15(19)18-17-9-13-6-4-8-16-13/h3-9,17H,10H2,1-2H3,(H,18,19)/b13-9+/f/h18H 5455A6F8DC7F1049