InChI=1/C16H22N2O2/c1-10-5-4-8-13(10)17-15(19)12-9-11-6-2-3-7-14(11)18-16(12)20/h9-10,13H,2-8H2,1H3,(H,17,19)(H,18,20)/t10-,13+/m0/s1/f/h17-18H 0A5A78920DA673C0