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": ""}
PENNSYLVANIA (     bucks T9   xA:d 2180  @ CAREX  laxiflora 7G  bristol. ~  Cyperaceae rX    CAREX LAXIFLORA ((m    8~b 1924-06-07 Lam. 0U9v?           oqn* r. r. dreisbach  
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex laxiflora", "scientificNameAuthorship": "Lam.", "genus": "Carex", "subgenus": "", "specificEpithet": "laxiflora", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. R. Dreisbach", "recordNumber": "2180", "verbatimEventDate": "1924-06-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Pennsylvania", "county": "Bucks", "municipality": "", "locality": "Bristol.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}