| # | Species | Formula |
| 6591 | Praseodymium complex, CCDC: ZAXSEW (Geo) | C75H66N3O7P6Pr | |
| 6592 | Praseodymium complex, CCDC: FAGYIW (Geo) | C7H20NO11SPr | |
| 6593 | Praseodymium complex, CCDC: DIYMUT (Geo) | C20H26O12S2Pr | |
| 6594 | Praseodymium complex, CCDC: EFUJEU (Geo) | C15H30N6O9F9S3Pr | |
| 6595 | Praseodymium complex, CCDC: DORDIX (Geo) | C48H40N3O13S4Pr | |
| 6596 | Praseodymium complex, CCDC: ZOSGUJ (Geo) | C50H69N4O12Pr2 | |
| 6597 | Praseodymium complex, CCDC: PEHHIP (Geo) | C32H28N6O14Pr2 | |
| 6598 | Praseodymium complex, CCDC: QOBBIS (Geo) | C52H36N6O14Pr2 | |
| 6599 | Praseodymium complex, CCDC: JERWOS (Geo) | C4H30O16Pr2 | |
| 6600 | Praseodymium complex, CCDC: ACURLB (Geo) | C16H34N8O16Pr2 | |
| 6601 | Praseodymium complex, CCDC: CUMCOC (Geo) | C16H28O18Pr2 | |
| 6602 | Praseodymium complex, CCDC: HEDBOH (Geo) | C30H42N8O18Pr2 | |
| 6603 | Praseodymium complex, CCDC: XIZRAZ (Geo) | C20H32N8O20Pr2 | |
| 6604 | Praseodymium complex, CCDC: PAJJIT (Geo) | C24H30N4O6F36Pr2 | |
| 6605 | Praseodymium complex, CCDC: BABZOT (Geo) | C42H34O20Cl12Pr2 | |
| 6606 | Neodymium complex, CCDC: QEBJIQ (Geo) | C25H37Nd | |
| 6607 | Neodymium complex, CCDC: FIMFEM (Geo) | C20H20NNd | |
| 6608 | Neodymium complex, CCDC: BILSIY (Geo) | C14H39N9Nd | |
| 6609 | Neodymium complex, CCDC: XONYII (Geo) | C45H33N9Nd | |
| 6610 | Neodymium complex, CCDC: LUDQIK (Geo) | C30H42N11Nd | |
| 6611 | Neodymium complex, CCDC: NAVCIW (Geo) | C34H50B2N14Nd | |