InChI=1/C17H19N5O4S/c1-9-4-5-12(6-10(9)2)18-16(23)13-7-27-8-21(13)17(24)14-15(22(25)26)11(3)19-20-14/h4-6,13H,7-8H2,1-3H3,(H,18,23)(H,19,20)/t13-/m1/s1/f/h18-19H 8581BD131B2B6888