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": ""}
  y9Y carex      brunnescens  _c ALCONA   michigan ZrB     6  CYPERACEAE    tP 1986-06-2p7   Carex brunnescens %6  D=    (pers.) poir. ~l^=    -83.31196  ~    1510  $ D) 
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "Carex brunnescens", "scientificNameAuthorship": "(Pers.) Poir.", "genus": "Carex", "subgenus": "", "specificEpithet": "brunnescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1510", "verbatimEventDate": "1986-06-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Alcona", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-83.31196", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}