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": ""}
     jp4=7 Carex brunnescens  Y h CAREX    ^I  43.252035  ` United States Tuscola |    Cyperaceae G  L?   `b7  1954-07-25  CA. 2 MILES SOrUTH OF MILLINGTO N. %Ib<   -83.526781 U=    (Pers.) Poir. U9       
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex brunnescens", "scientificNameAuthorship": "(Pers.) Poir.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1954-07-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Tuscola", "municipality": "", "locality": "ca. 2 miles south of Millington.", "decimalLatitude": "43.252035", "decimalLongitude": "-83.526781", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}