InChI=1/C14H13N3O4S/c18-12-14(3-5-22-8-14)15-13(19)17(12)7-9-6-11(21-16-9)10-2-1-4-20-10/h1-2,4,6H,3,5,7-8H2,(H,15,19)/t14-/m0/s1/f/h15H 9ABC83CBD190B887