点击放大环状聚乙二醇-聚乙二醇臂-IR820(n=4)28-crown-9-PEG4-IR820; IR-820-labeled cyclic poly(ethylene glycol) with an outward PEG arm (arm n=4)
点击放大2-[4-(2-氨基乙氧基)苯基]-3-羟基-4H-色烯-4-硒酮2-(4-(2-aminoethoxy)phenyl)-3-hydroxy-4H-chromene-4-selenone (SeHF-NH2)