InChI=1/C28H29N3O3/c1-2-20-12-14-22(15-13-20)30-17-21(16-27(30)33)28-29-25-10-6-7-11-26(25)31(28)18-23(32)19-34-24-8-4-3-5-9-24/h3-15,21,23,32H,2,16-19H2,1H3/t21-,23-/m1/s1 D632BC6A078FBD2C