InChI=1/C13H18N4O3/c1-8-5-9(2)16-12(19)10(8)6-15-13(20)17-4-3-14-11(18)7-17/h5H,3-4,6-7H2,1-2H3,(H,14,18)(H,15,20)(H,16,19)/f/h14-16H 2B075A7E55DCBD72