InChI=1/C13H18N2O3/c1-8(2)9-4-5-10(11(16)6-9)13(18)15(3)7-12(14)17/h4-6,8,16H,7H2,1-3H3,(H2,14,17)/f/h14H2 B8B2ACF3CCD53349