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": ""}
  N: 18498        FABACEAE U   r5c 3 -103.021  fabales s di  1960-08-30 =-@  Mimosa (      zacatecas m_8%    %od NIMOSA MONANCISTRA  V5(^ pastured hills, with prosopis, acacia, mimosa, abundant.     jalpa     b 
{"catalogNumber": "", "order": "Fabales", "family": "Fabaceae", "scientificName": "Mimosa monancistra", "scientificNameAuthorship": "", "genus": "Mimosa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "18498", "verbatimEventDate": "1960-08-30", "habitat": "Pastured hills, with Prosopis, Acacia, Mimosa, abundant.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Zacatecas", "county": "Jalpa", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-103.021", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}