InChI=1/C17H14N2O2/c1-10-6-2-5-9-13(10)19-15-14(18)16(20)11-7-3-4-8-12(11)17(15)21/h2-9,15,18-19H,1H3/t15-/m1/s1 F72FB4C51CBA7F15