DOTA-CXCR4-L is a CXCR4 targeting peptide. DOTA-CXCR4-L can be used in the study of cancers, including glioblastoma and triple-negative breast cancer. NODAGA-LM3 can be labeled with [68Ga]/[177Lu] for the synthesis/research of Radionuclide-Drug Conjugates (RDCs).