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": ""}
  1168953 f   _Nk LEUCAENA SCULENTA   E!, 9812 -98.4074 eTd   L! 1978-12-03   qU`) benth.     Mexico M[     ESCULENTA N h  Fabales M|%A     IZÃºCAR DE MATAMOROS mWl   Fabaceae ,X U   
{"catalogNumber": "1168953", "order": "Fabales", "family": "Fabaceae", "scientificName": "Leucaena esculenta", "scientificNameAuthorship": "Benth.", "genus": "", "subgenus": "", "specificEpithet": "esculenta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "9812", "verbatimEventDate": "1978-12-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Iz\u00c3\u00bacar de Matamoros", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-98.4074", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}