| # | Species | Formula |
| 6771 | Europium complex, CCDC: ZAMHOK (Geo) | C10H18N2O11Eu | |
| 6772 | Europium complex, CCDC: WAVNUC (Geo) | C42H58N6O11Eu | |
| 6773 | Europium complex, CCDC: FOCREU (Geo) | C12H24N2O12Eu | |
| 6774 | Europium complex, CCDC: VUSGOF (Geo) | C12H24N3O12Eu | |
| 6775 | Europium complex, CCDC: SOPFUY (Geo) | C21H9N3O12Eu | |
| 6776 | Europium complex, CCDC: CEYRON (Geo) | C6H14N3O13Eu | |
| 6777 | Europium complex, CCDC: GACJOJ (Geo) | C24H24N7O13Eu | |
| 6778 | Europium complex, CCDC: QIMREJ (Geo) | C22H36N13O13Eu | |
| 6779 | Europium complex, CCDC: KELNOE (Geo) | C8H13O14Eu | |
| 6780 | Europium complex, CCDC: BEKWUJ (Geo) | C10H20N3O14Eu | |
| 6781 | Europium complex, CCDC: PITCUQ (Geo) | C6H13N12O14Eu | |
| 6782 | Europium complex, CCDC: BAPXAR (Geo) | C12H12O15Eu | |
| 6783 | Europium complex, CCDC: DOFXIF (Geo) | C12H12O15Eu | |
| 6784 | Europium complex, CCDC: PHASEU (Geo) | N5O15Eu | |
| 6785 | Europium complex, CCDC: XIHQIO (Geo) | C30H42N7O15Eu | |
| 6786 | Europium complex, CCDC: WELBUK (Geo) | H2N5O16Eu | |
| 6787 | Europium complex, CCDC: QALFEO (Geo) | C12H30N3O18Eu | |
| 6788 | Europium complex, CCDC: SUXXIS (Geo) | N6O18Eu | |
| 6789 | Europium complex, CCDC: LEJTAV (Geo) | C12H16N6O20Eu | |
| 6790 | Europium complex, CCDC: QIQHAZ (Geo) | C23H21N10O25Eu | |
| 6791 | Europium complex, CCDC: KAKPAN (Geo) | C36H31N6O8F9Eu | |