InChI=1/C21H16N2O2/c1-25-20-11-10-14(12-19(20)24)13-22-23-21-17-8-4-2-6-15(17)16-7-3-5-9-18(16)21/h2-13,24H,1H3/b22-13+	0D484DEB890F12E8