InChI=1/C14H20N4O3/c1-9-4-3-7-17(10(9)2)12-6-5-11(14(15)16-19)8-13(12)18(20)21/h5-6,8-10,19H,3-4,7H2,1-2H3,(H2,15,16)/t9-,10+/m0/s1/f/h15H2/b16-14- 0045BE258DFAB986