- Azetidine compounds
- Imidazole compounds
- Indazole compounds
- Indole compounds
- Other heterocyclic compounds(N)
- Piperazine compounds
- Piperidine compounds
- Pyrazine compounds
- Pyrazol compounds
- Pyridazine compounds
- Pyridine compounds
- Pyrimidine compounds
- Pyrrole compounds
- Pyrrolidine compounds
- Quinazoline & Quinoxaline compounds
- Quinoline compounds
- Triazine compounds
- Triazole compounds
- Functional group-Alcohol
- Functional group-Aldehyde
- Functional group-Amine
- Functional group-Boronic acid&ester
- Functional group-Carboxylic acid
- Functional group-Ester
- Functional group-Halo:Bromide
- Functional group-Halo:chloride
- Functional group-Halo:fluoride
- Functional group-Halo:iodide
- Functional group-Ketone
- Functional group-Nitrile
- Aliphatic compounds