InChI=1/C21H21N3O6/c22-21(28)23-15-5-3-14(4-6-15)18(25)12-30-20(27)13-29-17-9-7-16(8-10-17)24-11-1-2-19(24)26/h3-10H,1-2,11-13H2,(H3,22,23,28)/f/h23H,22H2 5BA264E4FD4CDA31