InChI=1/C13H18N4O2/c14-11-2-1-9-7-16(8-10(9)5-11)12-3-4-15-6-13(12)17(18)19/h3-4,6,9-11H,1-2,5,7-8,14H2/p+1/t9-,10+,11+/m1/s1/fC13H19N4O2/h14H/q+1 5E0ECAAC2A220E16