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": ""}
subsp. ~Stb    xWJa AGAVE FLEXIFLORA       3wW2J GENTRY   HP    ASPARAGALES  HOWARD S. GENTRY %h8  locality details protected: typically done to protect location of rare or threatened species 6]       ?,w Granitic hillside MEXICO j        t 1144093  : Asparagaceae    q.D Agave parviflora subsp. flexiflora
{"catalogNumber": "1144093", "order": "Asparagales", "family": "Asparagaceae", "scientificName": "Agave parviflora subsp. flexiflora", "scientificNameAuthorship": "Gentry", "genus": "Agave", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "flexiflora", "identifiedBy": "Howard S. Gentry", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "Granitic hillside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "locality details protected: typically done to protect location of rare or threatened species", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}