InChI=1/C15H19N5O/c16-12-3-1-2-4-13(12)18-15(21)5-7-19-9-10-20-8-6-17-14(20)11-19/h1-4,6,8H,5,7,9-11,16H2,(H,18,21)/p+1/fC15H20N5O/h17-18H/q+1 C312DD7B146DF1E7