InChI=1/C13H19N5O4/c1-3-16(4-2)9-5-8-14-10-6-7-11(17(19)20)12-13(10)18(21)22-15-12/h6-7,14H,3-5,8-9H2,1-2H3/p+1/fC13H20N5O4/h16H/q+1 DFAEF072F6A12450