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": ""}
  5181 FA5?      w Tod.  V3 4- AGAVE MACROCULMIS    I j Howard S. Gentry  Asparagaceae ! oNd    XszL5 macroculmis 1951-02-04 -dN  DRY CALCAREOUS HILLS, WITH` YUCCA AND CACTI :-  AGAVE H&J   -97.3888 ;R    p TEHUACÃ¡N; TEHUACÃ¡N; AT SAN LORENZO TEOTIPILCO   @D mexico     Asparagales  2B4g 
{"catalogNumber": "", "order": "Asparagales", "family": "Asparagaceae", "scientificName": "Agave macroculmis", "scientificNameAuthorship": "Tod.", "genus": "Agave", "subgenus": "", "specificEpithet": "macroculmis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Howard S. Gentry", "recordedBy": "", "recordNumber": "5181", "verbatimEventDate": "1951-02-04", "habitat": "Dry calcareous hills, with Yucca and cacti", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Tehuac\u00c3\u00a1n; Tehuac\u00c3\u00a1n; at San Lorenzo Teotipilco", "decimalLatitude": "", "decimalLongitude": "-97.3888", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}