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": ""}
    o~kr. POALES  B  4763    1379834 1 )w   ) MISSISSIPPI   CAREX MUEHLENBERGII VAR. MUEHLENBERGII 0    1955-07-06 %>,$   var.  Xd  muehlenbergii ~`W;   james d.@ ray, jr. 1  CYPERNACEAE PN       United States l  
{"catalogNumber": "1379834", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii var. muehlenbergii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "muehlenbergii", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James D. Ray, Jr.", "recordNumber": "4763", "verbatimEventDate": "1955-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Mississippi", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}