InChI=1/C28H31N3O2/c1-21(22-9-4-3-5-10-22)26(32)31-18-8-15-28(20-31,27(33)29-2)19-24-11-6-7-12-25(24)23-13-16-30-17-14-23/h3-7,9-14,16-17,21H,8,15,18-20H2,1-2H3,(H,29,33)/t21-,28-/m1/s1/f/h29H E5537DFD26B6B980