InChI=1/C17H18N4O4S/c1-10(19-13-5-8-16-15(9-13)20-11(2)25-16)17(22)21-12-3-6-14(7-4-12)26(18,23)24/h3-10,19H,1-2H3,(H,21,22)(H2,18,23,24)/t10-/m0/s1/f/h21H,18H2 2609153520ED9D50