InChI=1/C26H24N2O/c1-28(17-16-20-8-4-2-5-9-20)26-19-23(21-10-6-3-7-11-21)18-25(27-26)22-12-14-24(29)15-13-22/h2-15,18-19,29H,16-17H2,1H3/p+1/fC26H25N2O/h27H/q+1 671504718EC17BDE