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": ""}
  209 cyecT   Blackstone Ranch, rich black soil on cedar sotol mesa-top 13 miles south of Sheffield dC  1667958  Mt  Terrell k   9w grady l. webster  Malpighiales 8s7   QE SERRATA   ? 1949-06-10 united states 9 IU  (Torr.) Muell.-Arg. _3Y2h    6 ARGYTHAMNIA   T!ejQ Texas    argythamnia serrata U 2L   838 ,Q    e< euphorbiaceae 
{"catalogNumber": "1667958", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Argythamnia serrata", "scientificNameAuthorship": "(Torr.) Muell.-Arg.", "genus": "Argythamnia", "subgenus": "", "specificEpithet": "serrata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Grady L. Webster", "recordNumber": "209", "verbatimEventDate": "1949-06-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Terrell", "municipality": "", "locality": "Blackstone Ranch, rich black soil on cedar sotol mesa-top 13 miles south of Sheffield", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "838", "maximumElevationInMeters": ""}