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": ""}
     Nevada l  clark !~    4 TU philadelphu argenteus    % , DEER CREEK, RIM ABOVE LIMESTONE CLIFF   x 7540    RYDB.   IRA W. CLOKEY nF:     o+ks IRA W. CLOKEY     ARGENTEUS  1937-07-27 4 i   
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Philadelphus argenteus", "scientificNameAuthorship": "Rydb.", "genus": "", "subgenus": "", "specificEpithet": "argenteus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Ira W. Clokey", "recordedBy": "Ira W. Clokey", "recordNumber": "7540", "verbatimEventDate": "1937-07-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nevada", "county": "Clark", "municipality": "", "locality": "Deer Creek, rim above limestone cliff", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}