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": ""}
  z 15681      ;=E Cyperaceae LUPULINA uoK#C  1992-06-21 w       g=vP Windham      xnzoZ Ashford brook below dam on headwaters of Armitage Pond.   Connecticut ,Ar    B Poales United States < H   yD2s CAREX carex lupulina / 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex lupulina", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "lupulina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "15681", "verbatimEventDate": "1992-06-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Connecticut", "county": "Windham", "municipality": "", "locality": "Ashford brook below dam on headwaters of Armitage Pond.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}