IUPAC:

SMILES: [H+].[H+].CC1=C(C=C)C2=CC3=[N]4C(=CC5=C(C)C(CCC([O-])=O)=C6C=C7C(CCC([O-])=O)=C(C)C8=[N]7[Pd++]4([N-]2C1=C8)[N-]56)C(C=C)=C3C