InChI=1/C27H23N3O/c1-18-9-12-26-22(14-18)23(17-30(26)2)27(31)21-7-3-4-8-25(21)29-16-19-10-11-24-20(15-19)6-5-13-28-24/h3-15,17,29H,16H2,1-2H3 D21902562BD95347