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": ""}
    21780 ?   : CAREX  Steidtmann Sanctuary, W, U5 Rt 25, 1/4 mi S, Pike Rd, Sect 13, Liberty Twp, Bowling Green South Quad. 6 +      x^ Allison W. Cusick    Cyperaceae^ ZM #  swanii  T%[v  1388928 A)   WOOD Tm    1982-07-07 ]x  United States +U;JY     
{"catalogNumber": "1388928", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "swanii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Allison W. Cusick", "recordNumber": "21780", "verbatimEventDate": "1982-07-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Wood", "municipality": "", "locality": "Steidtmann Sanctuary, W, US Rt 25, 1/4 mi S, Pike Rd, Sect 13, Liberty Twp, Bowling Green South Quad.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}