InChI=1/C28H27N3O/c32-27-16-15-22-9-7-8-14-25(22)26(27)21-29-31-19-17-30(18-20-31)28(23-10-3-1-4-11-23)24-12-5-2-6-13-24/h1-16,21,28,32H,17-20H2/b29-21+ 9E10C5D1F4BEC250