InChI=1/C13H18N2O3/c1-10-4-5-12(7-13(10)15(17)18)14-6-2-3-11(8-14)9-16/h4-5,7,11,16H,2-3,6,8-9H2,1H3/t11-/m0/s1 5160F5BFEB8AE141