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": ""}
 $su  persicaria  i BALTIMORE     CONTACT UM HERBARIUM  KF; maryland    i Windler & Lombardo   longiseta -[z   United States  y` 4   persicaria longiseta k_e     Polygonaceae D.  caryophyllales 9g& )  1439107 2.:Kv  (BRUIJN) KITAG.6 ^)L    ,>Z 3234    
{"catalogNumber": "1439107", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria longiseta", "scientificNameAuthorship": "(Bruijn) Kitag.", "genus": "Persicaria", "subgenus": "", "specificEpithet": "longiseta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Windler & Lombardo", "recordNumber": "3234", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "Baltimore", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}