InChI=1/C17H18N4O5S/c1-11(22)20-13-6-8-15(9-7-13)27(25,26)21-14-4-2-12(3-5-14)17(24)19-10-16(18)23/h2-9,21H,10H2,1H3,(H2,18,23)(H,19,24)(H,20,22)/f/h19-20H,18H2 7A8E3A353D7CB56E