InChI=1/C19H17N3O5S/c1-8-10(3)28-18-15(8)17(24)21-16(22-18)9(2)27-19(25)11-4-5-12-13(6-11)26-7-14(23)20-12/h4-6,9H,7H2,1-3H3,(H,20,23)(H,21,22,24)/t9-/m0/s1/f/h20-21H 122CD4020D4E7C58