| 1 | Protoporphyrin ix containing fe | 
| 2 | Protoheme ix | 
| 3 | (protoporphyrinato)iron | 
| 4 | Heme | 
| 5 | Haem b | 
| 6 | (7,12-diethenyl-3,8,13,17-tetramethylporphyrin-2,18-dipropanoato)iron | 
| 7 | Protoheme | 
| 8 | [3,7,12,17-tetramethyl-8,13-divinylporphyrin-2,18-dipropanoato(2-)]iron | 
| 9 | [dihydrogen 3,7,12,17-tetramethyl-8,13-divinyl-2,18-porphinedipropionato(2-)]iron | 
| Formula | "C34 H32 Fe N4 O4" | 
| Molecular Weight | 616.487 | 
| SMILES | CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C | 
| InchI | N/A | 
| InChIkey | KABFMIBPWCXCRK-RGGAHWMASA-L | 
| DrugBank Reference | N/A | 
| ChEBI Reference | N/A | 
| PubChem Reference | N/A |