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": ""}
   I S.N.      ! FabaleCs   x@N 3 894-g12  jXHb BENTH.  OAXACA    O4xaca de JuÃ¡rez; Oaxaca e `-   ESCULENTA S:~69   b Leucaena  P  Oaxaca de JuÃ¡rez   - 17.0686    CYRS G. PRINGLE w-%lB    Leucaena esculenta J 
{"catalogNumber": "", "order": "Fabales", "family": "", "scientificName": "Leucaena esculenta", "scientificNameAuthorship": "Benth.", "genus": "Leucaena", "subgenus": "", "specificEpithet": "esculenta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cyrus G. Pringle", "recordNumber": "s.n.", "verbatimEventDate": "1894-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Oaxaca", "county": "Oaxaca de Ju\u00c3\u00a1rez", "municipality": "", "locality": "Oaxaca de Ju\u00c3\u00a1rez; Oaxaca", "decimalLatitude": "17.0686", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}