InChI=1/C14H14N4O5/c1-7-3-4-9(8(2)5-7)23-6-10(19)17-18-11-12(20)15-14(22)16-13(11)21/h3-5H,6H2,1-2H3,(H,17,19)(H2,15,16,20,21,22)/p-1/fC14H13N4O5/h15,17H/q-1/b18-11- 4D941AE1F5C6F9D7