text: class KCFconvoy:
      def __init__(self):
          self.kcfvec_1 = kcf.KCFvec()
  
      def __call__(self, molecule, cpd_name=""):
          self.kcfvec_1.input_rdkmol(molecule, cpd_name=cpd_name)
          return {
              key: value["kegg_atom"]
              for key, value in self.kcfvec_1.kegg_atom_label.items()
          }
  