InChI=1/C19H17N3O4/c1-24-16-7-3-14(4-8-16)13-25-17-9-5-15(6-10-17)18-21-22(12-2-11-20)19(23)26-18/h3-10H,2,12-13H2,1H3 B48737842A7B23DF