InChI=1/C14H14N2O5S2/c15-23(18,19)13-6-9(8-22-13)14(17)16-10-2-3-11-12(7-10)21-5-1-4-20-11/h2-3,6-8H,1,4-5H2,(H,16,17)(H2,15,18,19)/f/h16H,15H2 261B5E84C81A09ED