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": ""}
 `I  carex    js/ treat as cultivated!   =  poales    ~6 1544703   /1x Carex brunnea  Mn 2006-09-15  qWyf+ united states   2827 gATF   BRUNNEA cabz  R.H. Simmons #U63   CYPERACEAE n0r   fairfax C>cJr   anton a. reznicek |   U Virginia  8> CITY OF ALEXANDRIA, FORT WARD BARK, OLD CITY NURSERY, HOMESTEAD GARDENS   bc.| THUNB.
{"catalogNumber": "1544703", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex brunnea", "scientificNameAuthorship": "Thunb.", "genus": "Carex", "subgenus": "", "specificEpithet": "brunnea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "R.H. Simmons", "recordNumber": "2827", "verbatimEventDate": "2006-09-15", "habitat": "", "occurrenceRemarks": "Treat as cultivated!", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "Fairfax", "municipality": "", "locality": "CIty of Alexandria, Fort Ward Park, old City Nursery, Homestead Gardens", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}