InChI=1/C14H16N4O2/c15-10-5-8-17(9-6-10)13-4-3-12(18(19)20)11-2-1-7-16-14(11)13/h1-4,7,10H,5-6,8-9,15H2/p+1/fC14H17N4O2/h15H/q+1 71B2529276786FDB