InChI=1/C27H26N2O3/c1-29(19-7-4-3-5-8-19)27(31)18-11-13-23-22(15-18)20-9-6-10-21(20)26(28-23)17-12-14-25(32-2)24(30)16-17/h3-9,11-16,20-21,26,28,30H,10H2,1-2H3/t20-,21+,26+/m0/s1 AB96E9D22228EE7A