InChI=1/C26H21N3O5/c27-12-18-8-22(16-6-7-31-13-16)21-5-4-19(9-23(21)28-18)32-14-17-2-1-3-24(29-17)26(30)10-20-15-33-25(11-26)34-20/h1-9,13,20,25,30H,10-11,14-15H2/t20-,25+,26-/m0/s1 A5B6E9CB94DCFDCD