NORDAMNACANTAL

NORDAMNACANTHAL

2-Formyl-1,3-dihydroxy-9,10-anthraquinone

9,10-Dihydro-1,3-dihydroxy-9,10-dioxo-2-anthracenecarbaldehyde

1,3-Dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carbaldehyde