InChI=1/C18H15N3O2/c19-7-8-4-5-12-11(6-8)13-15-14(17(22)21-18(15)23)9-2-1-3-10(9)16(13)20-12/h4-6,20H,1-3,7,19H2,(H,21,22,23)/p+1/fC18H16N3O2/h19,21H/q+1 BAEC75711B85F51C