InChI=1/C15H14N2O6S/c18-15(16-10-3-4-11-13(7-10)22-8-21-11)12-5-6-14(23-12)24(19,20)17-9-1-2-9/h3-7,9,17H,1-2,8H2,(H,16,18)/f/h16H DF1BD9456D829848