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": ""}
    >>]pt rhipsalis    7 crispata RHIPSALIS CRISPATA Y6     c=u 1644560       v brazil  rx-/1 Cactaceae  w NO DATA PROVIDED ON LABEL OF CATALOG NO: 1644560   Po0nm 1940-05  e e. u. clover  q6. Caryophyllales     F PFEIFF.
{"catalogNumber": "1644560", "order": "Caryophyllales", "family": "Cactaceae", "scientificName": "Rhipsalis crispata", "scientificNameAuthorship": "Pfeiff.", "genus": "Rhipsalis", "subgenus": "", "specificEpithet": "crispata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. U. Clover", "recordNumber": "", "verbatimEventDate": "1940-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "", "county": "", "municipality": "", "locality": "no data provided on label of catalog no: 1644560", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}