InChI=1/C18H26N2O2/c1-14-4-2-3-5-17(14)20-12-10-19(11-13-20)16-8-6-15(7-9-16)18(21)22/h6-9,14,17H,2-5,10-13H2,1H3,(H,21,22)/t14-,17+/m0/s1/f/h20H 166561A39E3BF7F4