InChI=1/C16H16N4O3/c1-10-3-2-4-13-11(10)5-7-20(13)8-6-17-15(22)12-9-14(21)19-16(23)18-12/h2-5,7,9H,6,8H2,1H3,(H,17,22)(H2,18,19,21,23)/f/h17-19H 8850E2FA3D424E7E