All
 D02 Organic Chemicals D009930 +
 D02.640 Nitro Compounds D009574 +
 D02.640.280 Dinitrocresols D004138 
 D02.640.636 Nitroglycerin D005996 
 D02.640.529 Nitrobenzenes D009578 +
 D02.640.600 Nitrofurans D009581 +
 D02.640.672 Nitroimidazoles D009593 +
 D02.640.720 Nitroparaffins D009595 +
 D02.640.743 Nitrophenols D009596 +
 D02.640.820 Nitroquinolines D009600 +
 D02.640.139 Aristolochic Acids D034341