R Hotzelmann, K Wieghardt, U Floerke… - Journal of the …, 1992 - ACS Publications
Synthesis of asymmetric heterodinuclear complexes [LM'(m-0)(m-CH3C02) 2M2L'] 2+,
where L represents 1, 4, 7-triazacyclononane, L'is 1, 4, 7-trimethyl-1, 4, 7-triazacyclononane …