| # | Species | Formula |
| 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 | |
| 6842 | Gadolinium complex, CCDC: GIDQUF (Geo) | C18H34N8O2Gd | |
| 6843 | Gadolinium complex, CCDC: MIPTOU (Geo) | C27H27N4O3Gd | |
| 6844 | Gadolinium complex, CCDC: DIQBIO (Geo) | C28H24B2N17O3Gd | |
| 6845 | Gadolinium complex, CCDC: VEDSEC (Geo) | C26H32N6O4Gd | |
| 6846 | Gadolinium complex, CCDC: GEGCIE (Geo) | C20H42N8O5Gd | |
| 6847 | Gadolinium complex, CCDC: WAXCIH (Geo) | C11H23N7O6Gd | |
| 6848 | Gadolinium complex, CCDC: WUCCOM (Geo) | C20H25N3O7Gd | |
| 6849 | Gadolinium complex, CCDC: DUFBEL (Geo) | C25H39N2O8Gd | |
| 6850 | Gadolinium complex, CCDC: LOQKEH (Geo) | C24H37N6O8Gd | |
| 6851 | Gadolinium complex, CCDC: BUVVOD01 (Geo) | H18O9Gd | |