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": ""}
  fG ira l. wiggins  contact um herbarium ;GT   L C=  Brassicaceae SIBARA 1^   BRASSICALES z.E   Y 7w624  1935-02-17 $      =1PBz laxa GREEFNE >  Sibara laxa  IHS    f mexico  1272491      Q Reed C. Rollins   m BAJA CALIFORNIA   
{"catalogNumber": "1272491", "order": "Brassicales", "family": "Brassicaceae", "scientificName": "Sibara laxa", "scientificNameAuthorship": "Greene", "genus": "Sibara", "subgenus": "", "specificEpithet": "laxa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Reed C. Rollins", "recordedBy": "Ira L. Wiggins", "recordNumber": "7624", "verbatimEventDate": "1935-02-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Baja California", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}