InChI=1/C27H27N3/c1-21(19-22-9-3-2-4-10-22)20-28-30-17-15-29(16-18-30)27-25-13-7-5-11-23(25)24-12-6-8-14-26(24)27/h2-14,19-20,27H,15-18H2,1H3/b21-19-,28-20+ 886B341982FD4887