InChI=1/C18H17N3O5S/c1-11(22)20-13-5-2-12(3-6-13)4-7-16(24)26-10-15(23)21-18-14(17(19)25)8-9-27-18/h2-9H,10H2,1H3,(H2,19,25)(H,20,22)(H,21,23)/b7-4+/f/h20-21H,19H2 864A6B0DE26A577C