InChI=1/C19H15N3O4/c1-10-2-5-13-15(6-10)19(26)22(18(13)25)9-16(23)21-12-4-3-11-8-20-17(24)14(11)7-12/h2-7H,8-9H2,1H3,(H,20,24)(H,21,23)/f/h20-21H 91FED8EB9BDC8703