InChI=1/C28H29N3O2/c1-18(2)17-33-22-11-9-19(10-12-22)21-14-25-27(26(32)15-21)28(20-6-5-13-29-16-20)31-24-8-4-3-7-23(24)30-25/h3-13,16,18,21,28,30-31H,14-15,17H2,1-2H3/t21-,28-/m1/s1 C30F527EF4D2A552