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": ""}
      u! carex    550A [%|@    g F.V. BruneAtt  B( 43.619854   + muhl. ex willd. CYPERACEAE Tx#/   <`f 1965-06-21  M swampy river margin.   1kb@s "abundan7"  P michigan  < SOUTH OF MUSKEGON RIVER, MUSKEGON RIVEA BASIN. hystericina Tt    BOALES  <.1y    N< 5 HMECOSTA  CAREX HYSTERICINA :Z  UNITED STATES :q  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex hystericina", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "hystericina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F.V. Brunett", "recordNumber": "550a", "verbatimEventDate": "1965-06-21", "habitat": "Swampy river margin.", "occurrenceRemarks": "\"abundant\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mecosta", "municipality": "", "locality": "South of Muskegon River, Muskegon River Basin.", "decimalLatitude": "43.619854", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}