InChI=1/C12H15N3O4S/c1-15(9-12(16)14-17)20(18,19)11-6-4-10(5-7-11)3-2-8-13/h4-7,17H,2-3,9H2,1H3,(H,14,16)/f/h14H 7030D8DFA8943A97