| # | Species | Formula |
| 6821 | Europium complex, CCDC: JUDBOZ (Geo) | C6H42N4O16Eu2 | |
| 6822 | Europium complex, CCDC: DOPCEQ (Geo) | C12H28O17Eu2 | |
| 6823 | Europium complex, CCDC: XECLIA (Geo) | C16H30O18Eu2 | |
| 6824 | Europium complex, CCDC: FETGUG (Geo) | C28H40N4O18Eu2 | |
| 6825 | Europium complex, CCDC: LUHFUP (Geo) | C54H34N4O18Eu2 | |
| 6826 | Europium complex, CCDC: MEBDUS (Geo) | C68H58N4O18Eu2 | |
| 6827 | Europium complex, CCDC: MOYJUF (Geo) | C40H28N6O18Eu2 | |
| 6828 | Europium complex, CCDC: LUHGAW (Geo) | C44H28N6O18Eu2 | |
| 6829 | Europium complex, CCDC: MUHROW (Geo) | C56H44N6O18Eu2 | |
| 6830 | Europium complex, CCDC: MUHRUC (Geo) | C60H52N6O22Eu2 | |
| 6831 | Europium complex, CCDC: COZLEI10 (Geo) | C12H12O18F18Eu2 | |
| 6832 | Europium complex, CCDC: MIHPUO (Geo) | C45H21N3O15F36Eu2 | |
| 6833 | Europium complex, CCDC: MIHPOI (Geo) | C34H6O16F42Eu2 | |
| 6834 | Europium complex, CCDC: FUZZOP (Geo) | C17H50N4O16S3Eu2 | |
| 6835 | Gadolinium complex, CCDC: YUWZOF (Geo) | C33H27N6Gd | |
| 6836 | Gadolinium complex, CCDC: WEWNOB (Geo) | C51H51N6Gd | |
| 6837 | Gadolinium complex, CCDC: ZAZQEW (Geo) | C76H44N12Gd | |
| 6838 | Gadolinium complex, CCDC: ZENGUU (Geo) | C48H24N13Gd | |
| 6839 | Gadolinium complex, CCDC: GAWBEL (Geo) | C64H32N16Gd | |
| 6840 | Gadolinium complex, CCDC: OBUJIE (Geo) | C64H32N16Gd | |
| 6841 | Gadolinium complex, CCDC: YEGTOT (Geo) | C64H32N16Gd | |