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": ""}
    _ Banisteriopsis variabilis  b. gates .-$c   4 G. HATSCHBACH  rg 1529018    VARIABILIS 8   >P banisteriopsis  rio verde , tZ   malpighiales `O&s`  Mato Grosso /UDjS  malpighiaceae P   N BRAZIL 31945 k4     1973-05-15 R    `K] rod. campo grande-cuiaba
{"catalogNumber": "1529018", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Banisteriopsis variabilis", "scientificNameAuthorship": "B. Gates", "genus": "Banisteriopsis", "subgenus": "", "specificEpithet": "variabilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. Hatschbach", "recordNumber": "31945", "verbatimEventDate": "1973-05-15", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "Mato Grosso", "county": "Rio Verde", "municipality": "", "locality": "Rod. Campo Grande-Cuiaba", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}