Task: Please generate a molecule SMILES based on the text description below.
Description: 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.
Result: c1c[nH]c(Cc2ccc(Cc3ccc(Cc4ccc[nH]4)[nH]3)[nH]2)c1
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
c1c[nH]c(Cc2ccc(Cc3ccc(Cc4ccc[nH]4)[nH]3)[nH]2)c1
2-(1H-pyrrol-2-ylmethyl)-5-[[5-(1H-pyrrol-2-ylmethyl)-1H-pyrrol-2-yl]methyl]-1H-pyrrole
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.