InChI=1/C18H17N3O2/c1-11-4-5-15-13(9-11)14-10-21(8-6-16(14)20-15)18(23)12-3-2-7-19-17(12)22/h2-5,7,9,20H,6,8,10H2,1H3,(H,19,22)/f/h19H 3CB155FC4443C359