Soft and hard molecule-based magnets of formula [Bu4N]2[M2{Cu(opba)}3]·DMF [M=Mn(II) or Co(II), opba=ortho-phenylenebis(oxamato), DMF=dimethylformamide]

Soft and hard molecule-based magnets of formula [Bu4N]2[M2{Cu(opba)}3]·DMF [M=Mn(II) or Co(II), opba=ortho-phenylenebis(oxamato), DMF=dimethylformamide]