InChI=1/C15H19N5O/c1-10-13(21)11(2)19-15(18-10)20-14(16)17-9-8-12-6-4-3-5-7-12/h3-7,21H,8-9H2,1-2H3,(H3,16,17,18,19,20)/p+1/fC15H20N5O/h17,20H,16H2/q+1 DAF494D3B74AC2D0