1-amino-4-(2-methylanilino)anthracene-9,10-dione

1-amino-4-(4-chloroanilino)anthracene-9,10-dione

1-amino-4-(3-methylanilino)anthracene-9,10-dione

2-(4-amino-9,10-dioxoanthracen-1-yl)sulfanylbenzoic acid

6-aminonaphtho[2,3-c]thioxanthene-5,8,14-trione