InChI=1/C28H31N3O2/c1-21(2)19-28(24-17-11-6-12-18-24)26(32)31(27(33)29-28)20-30(3)25(22-13-7-4-8-14-22)23-15-9-5-10-16-23/h4-18,21,25H,19-20H2,1-3H3,(H,29,33)/t28-/m1/s1/f/h29H 0E5EBF22477EA18F