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": ""}
      ]</O s.n.     [this cyp3rus acuminatus specimen with inactive barcode num8er 1428249 is on a cyperus acuminatus specimen sheet with active barcode number 1428248] nP   av~U cyperaceae  32 poales UNITED STATES C fSB    @ Cyperus  SOUTH DAKOTA 2[C9        0z 45.445216  ? torr. & hook. BANGOR [SOUTH OF SELBY, NOW A GHOST TOWN] -;n7l  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Torr. & Hook.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "[This Cyperus acuminatus specimen with inactive barcode number 1428249 is on a Cyperus acuminatus specimen sheet with active barcode number 1428248]", "associatedTaxa": "", "country": "United States", "stateProvince": "South Dakota", "county": "", "municipality": "", "locality": "Bangor [south of Selby, now a ghost town]", "decimalLatitude": "45.445216", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}