InChI=1/C16H16N6O4S/c1-9-12(15(25)22(21(9)2)10-6-4-3-5-7-10)17-11(23)8-27-14-13(24)18-16(26)20-19-14/h3-7H,8H2,1-2H3,(H,17,23)(H2,18,20,24,26)/f/h17-18,20H 3D8B8A21B3BB80F8