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": ""}
   !z   Thorn forest on limestone slopes    $$d|  Subida de Palmas; 16 mi E of Casas in the northrn foothills of the Sierra de Tamaulipas Casas ~ W    g# Ah 1960-09-28      @R BRITTON & ROSE MEXICO N    d ,` tamaulipas Fabaceae J- 4Y       &n -98.556  3D/^ 1180682    *_E m. johnston
{"catalogNumber": "1180682", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "Britton & Rose", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. Johnston", "recordNumber": "", "verbatimEventDate": "1960-09-28", "habitat": "Thorn forest on limestone slopes", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tamaulipas", "county": "Casas", "municipality": "", "locality": "Subida de Palmas; 16 mi E of Casas in the northern foothills of the Sierra de Tamaulipas", "decimalLatitude": "", "decimalLongitude": "-98.556", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}