Robuta

https://www.chem.ubc.ca/octadentate-picolinic-acid-based-bispidine-ligand-radiometal-ions Octadentate Picolinic Acid-Based Bispidine Ligand for Radiometal Ions | UBC Chemistry picolinic acid based https://pubchem.ncbi.nlm.nih.gov/patent/EP-1836204-B1 Radioactive metal complexes based on bispidine and derivatives thereof - Patent EP-1836204-B1 -... EP-1836204-B1 chemical patent summary.