title: Mannich bases, derivatives of isatin and its beta-thiosemicarbazone.
mesh_terms: D000998:Antiviral Agents / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D005557:Formaldehyde; D007211:Indoles; D008745:Methylation; D010879:Piperazines; D013882:Thiosemicarbazones
chemical_list: D000998:Antiviral Agents; D007211:Indoles; D010879:Piperazines; D013882:Thiosemicarbazones; D005557:Formaldehyde