hemochromes

https://doi.org/10.1351/goldbook.H02779
Iron–porphyrin complexes, having one or two basic ligands (e.g. piperidine, amines).
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1339 [Terms] [Paper]
See also:
White Book, 2nd ed., p. 316 [Terms] [Book]