InChI=1/C15H21N3O3/c1-17(2)15(9-3-4-10-15)11-16-14(19)12-5-7-13(8-6-12)18(20)21/h5-8H,3-4,9-11H2,1-2H3,(H,16,19)/p+1/fC15H22N3O3/h16-17H/q+1 3DF410ABB20D8612