InChI=1/C13H18N2O2/c1-9-4-3-5-10(2)15(9)12-7-6-11(8-14-12)13(16)17/h6-10H,3-5H2,1-2H3,(H,16,17)/t9-,10+/f/h14H 8E135FCABA77804D