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": ""}
      Ef! y NEW JERSEY cyperaceae A    <#z/ 1379839  muehlenbergii Z d+C         4415 2    1C carex    UNITED STATES jvA    sp mv CAREX MUEHLENBERGII VAR. MUEHLENBERGII  M 1933-06-13  P muehlenbergii
{"catalogNumber": "1379839", "order": "", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii var. muehlenbergii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "", "infraspecificEpithet": "muehlenbergii", "identifiedBy": "", "recordedBy": "", "recordNumber": "4415", "verbatimEventDate": "1933-06-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "New Jersey", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}