CCC1=C(C)C2=[N]3C1=CC1=C(C)C(C(O)=O)=C4N1[Cu]31N3C(=CC5=[N]1C(C(CCC(O)=O)C5C)=C4CC(O)=O)C(C)=C(C=C)C3=C2.CCC1=C(C=O)C2=[N]3C1=CC1=C(C)C(C(O)=O)=C4N1[Cu]31N3C(=CC5=[N]1C(C(CCC(O)=O)C5C)=C4CC(O)=O)C(C)=C(C=C)C3=C2