is always assigned the label 0.</span>

<span class="sd">    Parameters</span>
<span class="sd">    ----------</span>
<span class="sd">    tokenized_inputs : List[List[str]]</span>
<span class="sd">        SMILES of the molecules in the dataset, tokenized into a list of tokens.</span>

<span class="sd">    Returns</span>
<span class="sd">    -------</span>
<span class="sd">    Dict[str, int]</span>
<span class="sd">        A dictionary mapping SMILES tokens to integer labels.</span>
<span class="sd">    &qu