InChI=1/C17H11NO5/c19-16(18-11-5-6-14-15(8-11)22-9-21-14)12-7-10-3-1-2-4-13(10)23-17(12)20/h1-8H,9H2,(H,18,19)/f/h18H 849CFB9A27B0CA53