InChI=1/C16H19N5O4S/c1-16(2,3)19-15(23)17-7-12-20-21-14(26-12)13(22)18-9-4-5-10-11(6-9)25-8-24-10/h4-6H,7-8H2,1-3H3,(H,18,22)(H2,17,19,23)/f/h17-19H E801868D37C077E9