2,3,6,7-Tetrabromo-1,4,5,8-tetrahydroxyanthracene-9,10-dione 、
2-氨基苯硫醇 生成 26,27-dibromo-25,28-dihydroxy-10,13-dithia-3,20-diazaheptacyclo[20.8.0.02,11.04,9.012,21.014,19.024,29]triaconta-1(22),2(11),4,6,8,12(21),14,16,18,24(29),25,27-dodecaene-23,30-dione