InChI=1/C20H17N5O5/c26-19(18-7-8-24(22-18)16-5-2-6-17(12-16)25(28)29)21-13-14-3-1-4-15(11-14)23-9-10-30-20(23)27/h1-8,11-12H,9-10,13H2,(H,21,26)/f/h21H ECB95DE57DAD83E4