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": ""}
    D 1939-08-08  ^387220 John T. Howe|l 6o f    poales s    z x-  carex spectabilis CALIFORNIA lw4=1   u^+w Cyperaceae SISKIYOU G(o  SPECTABILIS $Tsl  United States Cj    15189 &Ae    CAREX 5]0*C      r BLACK MT, M4RBLE MTS.  
{"catalogNumber": "1387220", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex spectabilis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "spectabilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John T. Howell", "recordNumber": "15189", "verbatimEventDate": "1939-08-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Siskiyou", "municipality": "", "locality": "Black Mt, Marble Mts.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}