label: sulfosuccinimidyl- 2-(4-azidosalicylamido)-1,3'-dithioproprionate-glycyl-arginyl-glycyl-aspartyl-seryl-prolyl-lysine
label_lc: sulfosuccinimidyl- 2-(4-azidosalicylamido)-1,3'-dithioproprionate-glycyl-arginyl-glycyl-aspartyl-seryl-prolyl-lysine