InChI=1/C16H17N3O6S/c1-12-2-8-15(9-3-12)26(24,25)18(11-16(20)17-21)10-13-4-6-14(7-5-13)19(22)23/h2-9,21H,10-11H2,1H3,(H,17,20)/f/h17H 2143D30620291747