InChI=1/C14H20N4O3/c1-16-7-9-17(10-8-16)6-5-15-14(19)12-3-2-4-13(11-12)18(20)21/h2-4,11H,5-10H2,1H3,(H,15,19)/p+1/fC14H21N4O3/h15-16H/q+1 57071D0E0E1470C7