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": ""}
  W - Agaue bracteosa       Agave  25.6047 R    AA=i nue vo leon   11517  B   5q% 2 Asparagaceae   T1952-01-30 1143667 &l]  ; limestone cliffs in deep narrow canyon     $ 1-4 mexico  HOWARD S. GENTRY I.   s.wats. ex engelm. F  asparagales :1o  
{"catalogNumber": "1143667", "order": "Asparagales", "family": "Asparagaceae", "scientificName": "Agave bracteosa", "scientificNameAuthorship": "S.Wats. ex Engelm.", "genus": "Agave", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Howard S. Gentry", "recordNumber": "11517", "verbatimEventDate": "1952-01-30", "habitat": "Limestone cliffs in deep narrow canyon", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "", "decimalLatitude": "25.6047", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}