InChI=1/C24H20N2O2/c25-21-11-7-19(8-12-21)23(27)15-5-17-1-2-18(4-3-17)6-16-24(28)20-9-13-22(26)14-10-20/h1-16H,25-26H2/b15-5+,16-6+ B9C78142C7CEE540