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": ""}
   | (67 1645757       R$n  Blackstone Ranch, cedar-sotol mesa-top 13 miles south of Sheffied     %mG> TEXAS  F TRAGIA      RAMOSA     4G. L. Webster eH]   X 838  h nSY united states MALPIGHIALETS N8  1949-O6-16 0>s  
{"catalogNumber": "1645757", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Tragia", "subgenus": "", "specificEpithet": "ramosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. L. Webster", "recordNumber": "", "verbatimEventDate": "1949-06-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "", "municipality": "", "locality": "Blackstone Ranch, cedar-sotol mesa-top 13 miles south of Sheffield", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "838", "maximumElevationInMeters": ""}