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                                            <p class="mb-0 mr-5" style="vertical-align: center;">Load peptide sequences from a .xlsx or .csv file</p>
                                            <button type="button" class="btn btn-outline-primary rounded-circle" style="border: none;" data-bs-trigger="focus" data-toggle="popover" title="Excel (.xlsx) or comma-separated values (.csv) file with 2 headers: 'peptide_id', 'peptide_sequence'">
                                                <i class