Royal Society of Chemistry, Dalton Transactions, 11(45), p. 4673-4687, 2016
DOI: 10.1039/c5dt03210e
Full text: Download
RP-HPLC and NMR studies showed that early lanthanides of SSSS-SSSS-M4DOTMA unprecedentedly favor the SAP conformation, while late lanthanides adopt TSAP.