InChI=1/C13H16N4O/c18-13-11-6-2-3-7-12(11)14-15-17(13)10-16-8-4-1-5-9-16/h2-3,6-7H,1,4-5,8-10H2/p+1/fC13H17N4O/h16H/q+1 6F3241E6FCFEE70C