InChI=1/C14H15N3O5S2/c18-13(15-8-1-4-24(19,20)7-8)17-14-16-9-5-10-11(6-12(9)23-14)22-3-2-21-10/h5-6,8H,1-4,7H2,(H2,15,16,17,18)/t8-/m1/s1/f/h15,17H 1F4D147E97A152B8