InChI=1/C18H17N3O2/c1-2-19-17(22)13-7-5-6-12(10-13)11-16-14-8-3-4-9-15(14)18(23)21-20-16/h3-10H,2,11H2,1H3,(H,19,22)(H,21,23)/f/h19,21H C57A6EEAC56E0088