(C5H5)Fe(C5H4)-C(O)-CH2-(C6H5)Cr(CO)3
 
                                    (C5H5)Fe*(C5H4)-C(O)-CH2-(C6H5)Cr(CO)3
 
                                tris(carbonyl-kappaC)-(2eta5-cyclopenta-1,3-dienyl)-(mu-2eta5-cyclopenta-1,3-dienyl-2-(1eta6)-phenyl-ethanone)-1-chromium-2-iron
 
                            
                            
                                carbonyl ligand, ketone, organometallic, other ring, phenyl benzene