InChI=1/C13H19N3O3/c1-8-6-11(13(17)18-8)16-5-3-4-10(7-16)12-14-9(2)15-19-12/h8,10-11H,3-7H2,1-2H3/t8-,10-,11+/m0/s1 4971BCD6AF3F760F