InChI=1/C15H13N3O4S/c16-23(21,22)11-5-3-10(4-6-11)7-9-18-14(19)12-2-1-8-17-13(12)15(18)20/h1-6,8H,7,9H2,(H2,16,21,22)/f/h16H2 DA473F55F972D88D