InChI=1/C13H18N2O2/c1-13(2)6-4-8-15(13)9-10-5-3-7-14-11(10)12(16)17/h3,5,7H,4,6,8-9H2,1-2H3,(H,16,17)/f/h15H 36E828FDD1A0CE8D