All
 D03 Heterocyclic Compounds D006571 +
 D03.383 Heterocyclic Compounds, 1-Ring D006573 +
 D03.383.548 Oxazoles D010080 +
 D03.383.548.050 Aminorex D000635 
 D03.383.548.175 Dimethadione D004114 
 D03.383.548.320 Ibotenic Acid D007051 
 D03.383.548.332 Isoxazoles D007555 +
 D03.383.548.470 Muscimol D009118 
 D03.383.548.580 Oxadiazoles D010069 +
 D03.383.548.620 Oxazolone D010081 
 D03.383.548.673 Pemoline D010389 
 D03.383.548.883 Trimethadione D014293 
 D03.383.548.285 Fura-2 D016257 
 D03.383.548.600 Oxazolidinones D023303 +