code: def get_mol(self):
          '''Returns mol'''
          structure = parsers.get_mol(self.__chebi_id)
  
          if structure is None:
              structure = parsers.get_mol(self.get_parent_id())
  
          if structure is None:
              for parent_or_child_id in self.__get_all_ids():
                  structure = parsers.get_mol(parent_or_child_id)
  
                  if structure is not None:
                      break
  
          return None if structure is None else structure.get_structure(f get_mol(self):
          '''Returns mol'''
          structure = parsers.get_mol(self.__chebi_id)
  
          if structure is None:
              structure = parsers.get_mol(self.get_parent_id())
  
          if structure is None:
              for parent_or_child_id in self.__get_all_ids():
                  structure = parsers.get_mol(parent_or_child_id)
  
                  if structure is not None:
                      break
  
          return None if structure is None else structure.get_structure()
docs: Returns mol