InChI=1/C16H15N5O4S/c1-8-15(24)21(17)16(20-19-8)26-7-10-5-14(23)25-13-6-11(18-9(2)22)3-4-12(10)13/h3-6H,7,17H2,1-2H3,(H,18,22)/f/h18H 5F44131F92348927