005904: InChI=1.12Beta/C21H14N2O3/c24-21(15-7-10-18(11-8-15)23(25)26)22-17-9-12-20-16(13-17)6-5-14-3-1-2-4-19(14)20/h1-13H,(H-,22,24,25,26)