InChI=1/C15H22N2O2/c1-17(9-10-19-2)11-12-3-5-13(6-4-12)15(18)16-14-7-8-14/h3-6,14H,7-11H2,1-2H3,(H,16,18)/f/h16H 3A709770CDE0172F