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": ""}
   P. E. BERRYfC&uX   +mM 1962-03-14  Entre Rios `tQ<8    Malpighiales r       Sg 1544243   croton       qeQbT 23384 Euphorbiaceae pOd *   var.   $      3^:$ LANATUS   Uk% K A. Burkart la paz ?#` 
{"catalogNumber": "1544243", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "lanatus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "P. E. Berry", "recordedBy": "A. Burkart", "recordNumber": "23384", "verbatimEventDate": "1962-03-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Entre Rios", "county": "La Paz", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}