| # | Species | Formula |
| 6683 | Neodymium complex, CCDC: XIFMAA (Geo) | C48H36N6O14Nd2 | |
| 6684 | Neodymium complex, CCDC: QQQCGM01 (Geo) | C36H32N6O16Nd2 | |
| 6685 | Neodymium complex, CCDC: MOCDOX (Geo) | C44H54O2S2Nd2 | |
| 6686 | Neodymium complex, CCDC: SUQSEC (Geo) | C28H52O4Cl2Nd2 | |
| 6687 | Samarium complex, CCDC: NUQYUT (Geo) | C30H48N6Sm | |
| 6688 | Samarium complex, CCDC: XEPLAF (Geo) | C40H32N8Sm | |
| 6689 | Samarium complex, CCDC: YUBPAM (Geo) | C80H62N8Sm | |
| 6690 | Samarium complex, CCDC: HARNUJ (Geo) | C30H44B2N12Sm | |
| 6691 | Samarium complex, CCDC: JAQNOE (Geo) | C24H28B3N16Sm | |
| 6692 | Samarium complex, CCDC: QOCKIC (Geo) | C64H32N16Sm | |
| 6693 | Samarium complex, CCDC: QIHKAT (Geo) | C35H48B2N13OSm | |
| 6694 | Samarium complex, CCDC: XEXJAL (Geo) | C27H27N4O3Sm | |
| 6695 | Samarium complex, CCDC: ZALDUL (Geo) | C57H75N6O3Sm | |
| 6696 | Samarium complex, CCDC: NAFKIO (Geo) | C44H67O5Sm | |
| 6697 | Samarium complex, CCDC: XAXYAW (Geo) | C40H67N2O6Sm | |
| 6698 | Samarium complex, CCDC: QIPQOV (Geo) | C21H27N3O6Sm | |
| 6699 | Samarium complex, CCDC: CAZHAM (Geo) | C15H25O8Sm | |
| 6700 | Samarium complex, CCDC: YEYLAP (Geo) | C37H67O8Sm | |
| 6701 | Samarium complex, CCDC: NOWTUO (Geo) | C15H25N4O8Sm | |
| 6702 | Samarium complex, CCDC: FUJYEO (Geo) | C8H20N12O8Sm | |
| 6703 | Samarium complex, CCDC: BUVWUK01 (Geo) | H18O9Sm | |