InChI=1/C13H19N3O2/c1-5-6-16(4)8-12(17)15-13-11(7-14)9(2)10(3)18-13/h5-6,8H2,1-4H3,(H,15,17)/p+1/fC13H20N3O2/h15-16H/q+1 64CAAB530DF444A6