InChI=1/C14H19N3O3/c1-9-3-2-4-11(7-9)16-12-6-5-10(14(15)18)8-13(12)17(19)20/h5-6,8-9,11,16H,2-4,7H2,1H3,(H2,15,18)/t9-,11-/m0/s1/f/h15H2 686DD46E295C48B7