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": ""}
 United States !   zLOzW carl o. grassl   Sq i HEUCHERA RICHARDSONII RICHARDSONII @ MBu     v6W; 1464976  * _ 1933-08-01     45.107763   !kj saxifragaceae         -87.614274      
{"catalogNumber": "1464976", "order": "", "family": "Saxifragaceae", "scientificName": "Heuchera richardsonii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "richardsonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "", "verbatimEventDate": "1933-08-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.107763", "decimalLongitude": "-87.614274", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}