InChI=1/C18H17N3O4S/c1-11-2-7-14-15(9-19)18(26-16(14)8-11)20-17(22)10-25-13-5-3-12(4-6-13)21(23)24/h3-6,11H,2,7-8,10H2,1H3,(H,20,22)/t11-/m0/s1/f/h20H 1A1F238EF200794A