InChI=1/C17H17N3O4S/c18-11-1-5-13(6-2-11)24-14-7-3-12(4-8-14)20-16-10-25(22,23)9-15(16)19-17(20)21/h1-8,15-16H,9-10,18H2,(H,19,21)/t15-,16-/m0/s1/f/h19H F84BFF90C9B35702