InChI=1/C15H20N2O3/c1-9(2)13(15(19)20)17-14(18)11-5-6-12-10(8-11)4-3-7-16-12/h5-6,8-9,13,16H,3-4,7H2,1-2H3,(H,17,18)(H,19,20)/p-1/t13-/m0/s1/fC15H19N2O3/h17H/q-1 44A02E8139BEB260