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": ""}
    DX 1927-06-21  United States cI    Sr%pq 1464969 Saxifragaceae #F5NS   ! -83.944942   @X Lenawee    (wheelock) rosend., butters & lakel=a sj[U   var. tp    fZEvO michigan HEUCHERA AMERICANA VAR. HIRSUTICAULIS  =    42.0O933 # x7     
{"catalogNumber": "1464969", "order": "", "family": "Saxifragaceae", "scientificName": "Heuchera americana var. hirsuticaulis", "scientificNameAuthorship": "(Wheelock) Rosend., Butters & Lakela", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1927-06-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "", "decimalLatitude": "42.003933", "decimalLongitude": "-83.944942", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}