InChI=1S/C28H25N3/c1-18(23-15-29-26-11-5-2-8-19(23)26)14-22(24-16-30-27-12-6-3-9-20(24)27)25-17-31-28-13-7-4-10-21(25)28/h2-13,15-18,22,29-31H,14H2,1H3