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": ""}
var. [Nw   )DN= Contact UM Herbarium  ~= EABALES    wWX 1471  J.W. Grear )    EIZI MATUDA !   minima > ?8   lS MEXICO      _R< 1937-05-14   (dx FABACEAE   8 rhynchosia      
{"catalogNumber": "", "order": "Fabales", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Rhynchosia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "minima", "identifiedBy": "J.W. Grear", "recordedBy": "Eizi Matuda", "recordNumber": "1471", "verbatimEventDate": "1937-05-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}