InChI=1/C16H16N4O3/c1-20-14-10(8-18-16(17)19-14)6-13(15(20)21)9-4-11(22-2)7-12(5-9)23-3/h4-8H,1-3H3,(H2,17,18,19)/f/h17H2 7B03BDD0981A8A5A