InChI=1/C16H15N3O4S/c17-24(22,23)12-6-4-11(5-7-12)18-8-13-15-10(9-20)2-1-3-14(15)19-16(13)21/h1-8,18,20H,9H2,(H,19,21)(H2,17,22,23)/f/h19H,17H2 84B468A0B4A2630E