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": ""}
  | x Oake@s & Tuck.    F6A washtenaw MICHIGA _U-b   juncus  q    , !2  1919-07-13   bnU 1336435  s. of ypsilanti. bz      JUNCACEAE 5274 kr*  greenei bbw   B/PN united states     ^6&a* SAND DUNES.  Oliver A. Farwell ]Wx   1 juncus greenei  ZM*  poales
{"catalogNumber": "1336435", "order": "Poales", "family": "Juncaceae", "scientificName": "Juncus greenei", "scientificNameAuthorship": "Oakes & Tuck.", "genus": "Juncus", "subgenus": "", "specificEpithet": "greenei", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "5274", "verbatimEventDate": "1919-07-13", "habitat": "Sand dunes.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "S. of Ypsilanti.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}