Chiral Eu(III) complexes with β-diketone 1,1,1-trifluoro-3-(2-thenoyl)acetonato and axially chiral ancillary ligands, R/S-[1,1′-binaphthalene]-2,2′-diylbis(diphenylphosphine oxide), R
/
S-(6,6′-dimethoxy-[1,1′-biphenyl]-2,2′-diyl)bis(diphenylphosphi...