| Label | Id | |
|---|---|---|
| [Fe(py)6](2+) | http://purl.obolibrary.org/obo/CHEBI_30651 | |
| [FePy6](2+) | http://purl.obolibrary.org/obo/CHEBI_30651 | |
| hexakis(pyridine)iron(2+) | http://purl.obolibrary.org/obo/CHEBI_30651 | |
| hexakis(pyridine)iron(II) | http://purl.obolibrary.org/obo/CHEBI_30651 |