InChI=1/C14H18N4O2/c1-9-7-18(8-10(2)19-9)13-5-4-12(6-15-13)14-16-11(3)17-20-14/h4-6,9-10H,7-8H2,1-3H3/p+1/t9-,10+/fC14H19N4O2/h15H/q+1 B6AAE9EEC3FD3AB6