InChI=1/C18H20N4O4S/c1-17-7-6-13(23)22(17)12(9-27-17)14(24)19-11-5-3-4-10(8-11)18(2)15(25)20-16(26)21-18/h3-5,8,12H,6-7,9H2,1-2H3,(H,19,24)(H2,20,21,25,26)/t12-,17+,18+/m0/s1/f/h19-21H BA90EC33552291B8