InChI=1/C17H15N3O5S/c21-16-10-11-9-14(5-6-15(11)18-16)26(23,24)19-12-1-3-13(4-2-12)20-7-8-25-17(20)22/h1-6,9,19H,7-8,10H2,(H,18,21)/f/h18H 9280F1FE05C527FC