*[[1,2,3,4-Tetrahydroxyanthraquinone]]  <!-- = 5,6,7,8 -->

*[[1,2,3,5-Tetrahydroxyanthraquinone]]  <!-- = 1,5,6,7 = 2,3,4,8 = 4,6,7,8 -->
*[[1,2,3,6-Tetrahydroxyanthraquinone]]  <!-- = 2,5,6,7 = 2,3,4,7 = 3,6,7,8 -->
*[[1,2,3,7-Tetrahydroxyanthraquinone]]  <!-- = 2,3,4,6 = 2,6,7,8 = 3,5,6,7 -->
*[[1,2,3,8-Tetrahydroxyanthraquinone]]  <!-- = 2,3,4,5 = 1,6,7,8 = 4,5,6,7 -->

*[[1,2,4,5-Tetrahydroxyanthraquinone]]  <!-- = 1,3,4,8 = 1,5,6,8 = 4,5,7,8 -->
*[[1,2,4,6-Tetrahydroxyanthraquinone]]  <!-- = 1,3,4,7 = 2,5,6,8 = 3,5,7,8 -->
*[[1,2,4,7-Tetrahydroxyanthraquinone]]  <!-- = 1,3,4,6 = 2,5,7,8 = 3,5,6,8 -->
*[[1,2,4,8-Tetrahydroxyanthraquinone]]  <!-- = 1,3,4,5 = 1,5,7,8 = 4,5,6,8 -->

*[[1,2,5,6-Tetrahydroxyanthraquinone]]  <!-- = 3,4,7,8 -->
*[[1,2,5,7-Tetrahydroxyanthraquinone]]  <!-- = 1,3,5,6 = 2,4,7,8 = 3,4,6,8  -->
*[[1,2,5,8-Tetrahydroxyanthraquinone]]  <!-- = 1,4,5,6 = 1,4,7,8 = 3,4,5,8  -->
*[[1,2,6,7-Tetrahydroxyanthraquinone]]  <!-- = 2,3,5,6 = 2,3,7,8 = 3,4,6,7  -->
*[[1,2,6,8-Tetrahydroxyanthraquinone]]  <!-- = 1,3,7,8 = 2,4,5,6 = 3,4,5,7  -->
*[[1,2,7,8-Tetrahydroxyanthraquinone]]  <!-- = 3,4,5,6 -->

*[[1,3,5,7-Tetrahydroxyanthraquinone]]  <!-- = 2,4,6,8 -->
*[[1,3,5,8-Tetrahydroxyanthraquinone]]  <!-- = 1,4,5,7 = 1,4,6,8 = 2,4,5,8  -->
*[[1,3,6,7-Tetrahydroxyanthraquinone]]  <!-- = 2,3,5,7 = 2,3,6,8 = 2,4,6,7  -->
*[[1,3,6,8-Tetrahydroxyanthraquinone]]  <!-- = 2,4,5,7 -->

*[[1,4,5,8-Tetrahydroxyanthraquinone]]  <!-- symmetric -->
*[[1,4,6,7-Tetrahydroxyanthraquinone]]  <!-- = 2,3,5,8 -->

*[[2,3,6,7-Tetrahydroxyanthraquinone]]  <!-- symmetric -->