The molecule is a linear tetrapyrrole fundamental parent that consists of four pyrrole units connected via methylene linkages between positions 2 and 5. It is a tetrapyrrole fundamental parent and a member of bilanes.
2-(1H-pyrrol-2-ylmethyl)-5-[[5-(1H-pyrrol-2-ylmethyl)-1H-pyrrol-2-yl]methyl]-1H-pyrrole