InChI=1/C15H13N5O4S/c21-12(17-8-1-2-11-10(5-8)19-15(23)24-11)6-9-7-25-14(18-9)20-4-3-16-13(20)22/h1-2,5,7H,3-4,6H2,(H,16,22)(H,17,21)(H,19,23)/f/h16-17,19H B6FFED46FDCB2A11