@classmethod<EOL><INDENT>def load_rdkit_mol(cls, mol):<DEDENT>
obj = cls()<EOL>obj.system = obj._Input.load_rdkit_mol(mol)<EOL>return obj<EOL>
Create a :class:`MolecularSystem` from :class:`rdkit.Chem.rdchem.Mol`.

Parameters
----------
mol : :class:`rdkit.Chem.rdchem.Mol`
   An RDKit molecule object.

Returns
-------
:class:`pywindow.molecular.MolecularSystem`
    :class:`MolecularSystem`