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": ""}
  durango  r?.S    tB 23.5018 leuc.ocephala zb&  MEZQUITAL U    m. gonzã¡lez |    fabaceae      1155 ~T6s   1170036 oV   Cultivada R   Zn MEXICO   Leucaena T  1983-01-19 m  -8    
{"catalogNumber": "1170036", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Leucaena", "subgenus": "", "specificEpithet": "leucocephala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. Gonz\u00c3\u00a1lez", "recordedBy": "", "recordNumber": "1155", "verbatimEventDate": "1983-01-19", "habitat": "Cultivada", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Durango", "county": "Mezquital", "municipality": "", "locality": "", "decimalLatitude": "23.5018", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}