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": ""}
 1940-06-06 ^N:-  Tragia brevispica [JT    i BREVISPICA  tragia  `  United States R     1645726 =&N  euphorbiaceae U  BLACKLAND PRAIRIE NORTH OF PLANO )8gj     o C. L. Lundell, Amelia A. Lundell malpighiales M   ,cvW4 9297     [ ALONG RAILROAD  q&B TEXAS   COLLIN q:  
{"catalogNumber": "1645726", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Tragia brevispica", "scientificNameAuthorship": "", "genus": "Tragia", "subgenus": "", "specificEpithet": "brevispica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "C. L. Lundell, Amelia A. Lundell", "recordNumber": "9297", "verbatimEventDate": "1940-06-06", "habitat": "Along railroad", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Collin", "municipality": "", "locality": "Blackland prairie north of Plano", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}