| # | Species | Formula | 
  | 6748 | Europium complex, CCDC: TMHPEU10 (Geo) | C43H67N2O6Eu |  | 
  | 6749 | Europium complex, CCDC: LELRUP (Geo) | C55H44N2O6Eu |  | 
  | 6750 | Europium complex, CCDC: JAXXOV (Geo) | C57H41N2O6Eu |  | 
  | 6751 | Europium complex, CCDC: QIGJAR (Geo) | C69H56N15O7Eu |  | 
  | 6752 | Europium complex, CCDC: PIEUAC01 (Geo) | C40H36O8Eu |  | 
  | 6753 | Europium complex, CCDC: XIWTUS (Geo) | C60H44O8Eu |  | 
  | 6754 | Europium complex, CCDC: BAFZEO (Geo) | C20H18N5O8Eu |  | 
  | 6755 | Europium complex, CCDC: YUXREO (Geo) | C30H24N5O8Eu |  | 
  | 6756 | Europium complex, CCDC: DUCNAQ (Geo) | C13H14N8O8Eu |  | 
  | 6757 | Europium complex, CCDC: QAKWUU (Geo) | C32H64N8O8Eu |  | 
  | 6758 | Europium complex, CCDC: BUVXAR11 (Geo) | H18O9Eu |  | 
  | 6759 | Europium complex, CCDC: FUXPOD (Geo) | C6H22O9Eu |  | 
  | 6760 | Europium complex, CCDC: GINPIC (Geo) | C8H26O9Eu |  | 
  | 6761 | Europium complex, CCDC: HANBIH (Geo) | C10H28O9Eu |  | 
  | 6762 | Europium complex, CCDC: CEXKUL (Geo) | C16H26N4O9Eu |  | 
  | 6763 | Europium complex, CCDC: CEXKUL01 (Geo) | C16H26N4O9Eu |  | 
  | 6764 | Europium complex, CCDC: PUHYEW01 (Geo) | C15H17N5O9Eu |  | 
  | 6765 | Europium complex, CCDC: YEZFAK (Geo) | C60H38N5O9Eu |  | 
  | 6766 | Europium complex, CCDC: ECABOZ (Geo) | C24H16N7O9Eu |  | 
  | 6767 | Europium complex, CCDC: FOCQOD (Geo) | C12H26NO10Eu |  | 
  | 6768 | Europium complex, CCDC: DIWNOM (Geo) | C12H24N4O10Eu |  |