InChI=1/C16H14N4O3/c1-2-23-16(22)18-10-3-4-11-9(7-10)8-12-13(11)19-15(21)14-17-5-6-20(12)14/h3-7H,2,8H2,1H3,(H,18,22)(H,19,21)/f/h18-19H 899A4429C3940197