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": ""}
  bipartitus +S  3319  p   W Cyperus     _C= 1949-10-02  gf 8 United States     ^/ -86.452583 Ludington. E7     Poales &J lt     CY$PERACEAE     x Mason 43.955283 V wH  On sandy soil along low banks of stream. dP~w  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Cyperus", "subgenus": "", "specificEpithet": "bipartitus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3319", "verbatimEventDate": "1949-10-02", "habitat": "On sandy soil along low banks of stream.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mason", "municipality": "", "locality": "Ludington.", "decimalLatitude": "43.955283", "decimalLongitude": "-86.452583", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}