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": ""}
  MISSISSIPPI 7V   caduca HE    1994-09-27 832@d   UNITED STATES ). c  cyperaceae s   /39W RHYCHOSPORA CADUCA  1399438 c     `7 14433  ++Q  charles t. bryson poales -@_ Q     n#< ELLIOT      #0&@ COVINGTON COLLINS, 0.5 MI NW JCT HWYS US 49 & US 8, W OF US 49. fIlkw   *q RHYNCHOSPORA
{"catalogNumber": "1399438", "order": "Poales", "family": "Cyperaceae", "scientificName": "Rhynchospora caduca", "scientificNameAuthorship": "Elliot", "genus": "Rhynchospora", "subgenus": "", "specificEpithet": "caduca", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "14433", "verbatimEventDate": "1994-09-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Mississippi", "county": "Covington", "municipality": "", "locality": "Collins, 0.5 mi NW jct Hwys US 49 & US 84, W of US 49.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}