InChI=1/C14H19N5O/c1-8-9(6-19(4)18-8)12-16-10-5-14(2,3)7-15-13(20)11(10)17-12/h6H,5,7H2,1-4H3,(H,15,20)(H,16,17)/f/h15-16H ACCF8AC96BE5EB08