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": ""}
 CAREX SQUARROSA d2 _     1992-05-16  O~  SQUARR0SA -WA<Y        +6Tv Cyperaceae  $[>  1387476      ]* 8523          W` 0.6 mi E on county road 408 from its jct with MO CC to Ash Ditch, SW ofR Bertrand.
{"catalogNumber": "1387476", "order": "", "family": "Cyperaceae", "scientificName": "Carex squarrosa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "squarrosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8523", "verbatimEventDate": "1992-05-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "0.6 mi E on county road 408 from its jct with MO CC to Ash Ditch, SW of Bertrand.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}