Copper(2+) 4,8-diacetyl-2,9a-dimethyl-7,9-dioxo-7,8,9,9a-tetrahydrodibenzo[b,d]furan-1,3-diolate

1,3(2H,9bH)-Dibenzofurandione, 2,6-diacetyl-7,9-dihydroxy-8,9b-dimethyl-, copper(2+) salt (1:1)

4,8-Diacétyl-2,9a-diméthyl-7,9-dioxo-7,8,9,9a-tétrahydrodibenzo[b,d]furane-1,3-diolate de cuivre(2+)

Copper(2+) 4,8-diacetyl-2,9a-dimethyl-7,9-dioxo-7,8,9,9a-tetrahydrodibenzo[b,d]furan-1,3-diolate

Kupfer(2+)-4,8-diacetyl-2,9a-dimethyl-7,9-dioxo-7,8,9,9a-tetrahydrodibenzo[b,d]furan-1,3-diolat

Copper usnate