InChI=1/C16H15N5O2S/c17-16(18)21-24(22,23)13-7-5-12(6-8-13)19-9-11-10-20-15-4-2-1-3-14(11)15/h1-10,20H,(H4,17,18,21)/f/h17-18H2 B92D39E6C259C7CD