text: * Dicerandrol A
  * Dicerandrol B
  * Dicerandrol C
  * Penexanthone A
  * Phomolactonexanthone A
  * Phomolactonexanthone B
  * Phomoxanthone A and its derivatives:
  ** 1-acetylphomoxanthone A
  ** 1,1′-diacetylphomoxanthone A
  ** 1,1′,8-triacetylphomoxanthone A
  ** 1,1′,8,8′-tetraacetylphomoxanthone A
  ** 12-deacetylphomoxanthone A
  ** 12,12′-dideacetylphomoxanthone A (deacetylphomoxanthone C)
  ** 12,12′,13,13′-tetradeacetylphomoxanthone A (deacetylphomoxanthone A)
  * Phomoxanthone B and its derivatives:
  ** 12-deacetylphomoxanthone B
  ** 12,12′,13,13′-tetradeacetylphomoxanthone B (deacetylphomoxanthone B)