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": ""}
Arizona   U  (engelm. & j.m.bigelow) b.d.parfitt n  Caryophyllales @,n    M var.  Opuntia Xz     ERINACEA kig6L     *[f near havasu falls    ER  COCONINO POLYACANTHA g   cactaceae wu    ;A 1644023 opuntia polyacantha var. erinacea 9+J   / United States  ON DRY TALUS ?    Xjie ELZADA U. CLOVER  523 6= b^   Ee 1940-07-21
{"catalogNumber": "1644023", "order": "Caryophyllales", "family": "Cactaceae", "scientificName": "Opuntia polyacantha var. erinacea", "scientificNameAuthorship": "(Engelm. & J.M.Bigelow) B.D.Parfitt", "genus": "Opuntia", "subgenus": "", "specificEpithet": "polyacantha", "verbatimTaxonRank": "var.", "infraspecificEpithet": "erinacea", "identifiedBy": "", "recordedBy": "Elzada U. Clover", "recordNumber": "5230", "verbatimEventDate": "1940-07-21", "habitat": "on dry talus", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arizona", "county": "Coconino", "municipality": "", "locality": "near Havasu Falls", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}