InChI=1/C25H26N2O2/c1-2-19-11-9-10-16-23(19)27-25(29)24(28)26-18-17-22(20-12-5-3-6-13-20)21-14-7-4-8-15-21/h3-16,22H,2,17-18H2,1H3,(H,26,28)(H,27,29)/f/h26-27H 9C5CF13B3642D620