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": ""}
POLYGONACEAE         J pL bigornis  1438788  ~   ,R- (Raf.) Nieuwl.   ^a CONTACT UM HERBARIUM   illinois 5U&      R 13536A  b.k* Caryophyllales    2 2 UNITED STATES  ii5E PERSICARIA BICORNIS   #y<UM persicaria  GALLATI L| 
{"catalogNumber": "1438788", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria bicornis", "scientificNameAuthorship": "(Raf.) Nieuwl.", "genus": "Persicaria", "subgenus": "", "specificEpithet": "bicornis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "13536a", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Illinois", "county": "Gallatin", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}