All
 D03 Heterocyclic Compounds D006571 +
 D03.383 Heterocyclic Compounds, 1-Ring D006573 +
 D03.383.312 Furans D005663 +
 D03.383.312.649 Nitrofurans D009581 +
 D03.383.312.649.290 FANFT D005200 
 D03.383.312.649.308 Furagin D005661 
 D03.383.312.649.313 Furazolidone D005664 
 D03.383.312.649.330 Furylfuramide D005668 
 D03.383.312.649.410 Nifuratel D009545 
 D03.383.312.649.480 Nifurtimox D009547 
 D03.383.312.649.566 Nitrofurantoin D009582 
 D03.383.312.649.691 Nitrofurazone D009583 
 D03.383.312.649.750 Nitrovin D009610 
 D03.383.312.649.900 SQ-18506 D013184