5-hydroxy-1-methoxy-3-methylanthracene-9,10-dione

1-acetoxy-4-methoxy-5-(methoxymethoxy)naphthalene

1,4,4a,9a-Tetrahydro-1-hydroxy-8-methoxy-3-methyl-9,10-anthrachinon

5-(benzyloxy)naphthalene-1,4-diol

5-hydroxy-2,3-dichloro-1,4-naphthoquinone