InChI=1/C27H23N3O2/c1-2-29-24-12-6-4-9-20(24)22-16-18(13-14-25(22)29)26-28-23-11-5-3-10-21(23)27(31)30(26)17-19-8-7-15-32-19/h3-16,26,28H,2,17H2,1H3/t26-/m1/s1 7887FE8A35B934E8