Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
    ligustrum b /B    OHIO ,f   ligustrum vulgare 7+YM   Unit;ed States d         john samples KyBf     vulgare NPc   #S L. 1837-06-17 |A     urbana
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Ligustrum vulgare", "scientificNameAuthorship": "L.", "genus": "Ligustrum", "subgenus": "", "specificEpithet": "vulgare", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Samples", "recordNumber": "", "verbatimEventDate": "1837-06-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Ohio", "county": "", "municipality": "", "locality": "Urbana", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}