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": ""}
   10539 b=  CURTIPEND+ULA &A   5d FRANK W. GOULD          MQ~ GROWING W|TH BOUTELOUA UNIFLORA. LIMESTONE LEDGES IN PINYON PINE-JUNIPER FOREST            62a SALTILLO; 2 MI BELOW THE ROADCREST S OF SALTILLO  :  bouteloua curtipendula var. caespitosa
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Bouteloua curtipendula var. caespitosa", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "curtipendula", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Frank W. Gould", "recordNumber": "10539", "verbatimEventDate": "", "habitat": "Growing with Bouteloua uniflora. Limestone ledges in pinyon pine-juniper forest", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Saltillo; 2 mi below the roadcrest S of Saltillo", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}