SMILES: C1=CC(=C2C(=C1)OC3=C(N2)C4=C(C(=C3)[O-])NC(=CC4=O)C(=O)O)C(=O)CC(C(=O)[O-])[NH3+]
Description: The molecule is conjugate base of 5,12-dihydroxanthommatin having anionic carboxy groups and a protonated primary amino group. It is a conjugate base of a 5,12-dihydroxanthommatin.