manganese poly-N,N'-bis-2,2'-ethylenedioxydiethylenenitrilo-N-(,beta-dihydroxypropane)-carbonylmethylene-ethylenediamine-N,N'-diacetate
manganese poly-n,n'-bis-2,2'-ethylenedioxydiethylenenitrilo-n-(,beta-dihydroxypropane)-carbonylmethylene-ethylenediamine-n,n'-diacetate