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": ""}
  SAN LUIS POTOSI =     @ Jerzy Rzedowski   L. 1260379   -a Fagaceae  &n NEE 8158 $2  Quelrcus ,   1956-10-06 .F2     mexico  +W?     0k quercus microphylla   microphylla K@     16< Contact UM Herbarium
{"catalogNumber": "1260379", "order": "", "family": "Fagaceae", "scientificName": "Quercus microphylla", "scientificNameAuthorship": "Nee", "genus": "Quercus", "subgenus": "", "specificEpithet": "microphylla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski", "recordNumber": "8158", "verbatimEventDate": "1956-10-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "San Luis Potosi", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}