SMILES: CCC1=C(/C(=C/C2=C(C(=C(N2)CC3=C(C(=C(N3)/C=C\\4/C(=C(C(=O)N4)C)CC)C)CCC(=O)O)CCC(=O)O)C)/NC1=O)C
Description: The molecule is a biladiene that is a homologue of bilirubin IXalpha (vinyl groups reduced to ethyl), a natural product of heme catabolism and the primary pigment of bile acid.