NALT Full

1. Research, Technology, Methods
2. organic compounds
3. heterocyclic compounds
4. heterocyclic nitrogen compounds
5. pyridines
6. picolinic acid

1. Research, Technology, Methods
2. organic compounds
3. organic nitrogen compounds
4. heterocyclic nitrogen compounds
5. pyridines
6. picolinic acid

1. Research, Technology, Methods
2. nitrogen compounds
3. organic nitrogen compounds
4. heterocyclic nitrogen compounds
5. pyridines
6. picolinic acid

1. Research, Technology, Methods
2. chemical compounds
3. organic compounds
4. organic acids and salts
5. aromatic acids
6. picolinic acid

1. Research, Technology, Methods
2. acids, bases, and salts
3. acids
4. organic acids and salts
5. aromatic acids
6. picolinic acid

1. Research, Technology, Methods
2. chemical compounds
3. organic compounds
4. aromatic compounds
5. aromatic acids
6. picolinic acid