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": ""}
  L/ Mexico  21830    1260287  +2[    %;Y contact um herbarium  3Ac QUERCUS MEXICANA  1971-11-03  5N_t     Krom fagales HUMB. & BONPL. g   Dennis E. B@reedlove ;nZ)  quercus J$bY#   Fr+ fagaceae  Chiapas ^~k        MEXICANA > H  
{"catalogNumber": "1260287", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus mexicana", "scientificNameAuthorship": "Humb. & Bonpl.", "genus": "Quercus", "subgenus": "", "specificEpithet": "mexicana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dennis E. Breedlove", "recordNumber": "21830", "verbatimEventDate": "1971-11-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Chiapas", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}