InChI=1/C17H15N3O/c1-9-3-5-11-8-13-15(12(11)7-9)19-17(18)20-16(13)14-6-4-10(2)21-14/h3-7H,8H2,1-2H3,(H2,18,19,20)/f/h18H2 7CD13F90FF0D795A