InChI=1/C15H21N3O3/c1-3-15(13(19)20)6-4-8-18(10-15)14(21)17-12-9-16-7-5-11(12)2/h5,7,9H,3-4,6,8,10H2,1-2H3,(H,17,21)(H,19,20)/p-1/t15-/m1/s1/fC15H20N3O3/h17H/q-1 372B28456BD0E2BE