    <div class="form-group">
        <label for="tokenfilterNormalizeUnicode">Form</label>
            <select ng-disabled="viewOnlyModal"
                   class="form-control"
                   id="tokenfilterNormalizeUnicode"
                   ng-model="tokenfilter.form">
                <option>nfc</option>
                <option>nfd</option>
                <option>nfkc</option>
                <option>nfkd</option>
            </select>
    </div>