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": ""}
  WASHINGTON, D.C. Bhb   K+m schkuhr ex willd.  AGNES CHASE @:5iI     north langdon  pHrFk 1430176      2423 Am/+`     %`)* 1904-07-02 UNIED STATES ;o*    Cyperaceae <dP x    y6Bo carex muehlenbergii carex X$b   rocky woods >$XSJ  
{"catalogNumber": "1430176", "order": "", "family": "Cyperaceae", "scientificName": "Carex muehlenbergii", "scientificNameAuthorship": "Schkuhr ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Agnes Chase", "recordNumber": "2423", "verbatimEventDate": "1904-07-02", "habitat": "rocky woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Washington, D.C.", "county": "", "municipality": "", "locality": "North Langdon", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}