SMILES: CCC1=C(NC(=C1C)CC2C(=C(C(=O)N2)C)C=C)CC3=C(C4=C(N3)/C(=C\\5/[C@H]([C@@H]([C@H]([NH2+]5)C(=O)[O-])C)CCC(=O)[O-])/CC4=O)C
Description: The molecule is the linear tetrapyrrole anion that is dinoflagellate luciferin protonated to pH 7.3. It is a conjugate base of a dinoflagellate luciferin. It is a conjugate acid of a dinoflagellate luciferin(2-).