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": ""}
 carex :U    POALES Mw  retrorsa nb  Schwein. te    :R 48.48333  7 Cyperaceae  -89.183333 -FxK   l=BX> ontario    A canada  p: Carex retrorsa   (  t, 23793 48Â° 29' N 8Â° 11' W HJ8_         jAA l. bank of current r., along centennial park along hodder ave, thundcer bay city. 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex retrorsa", "scientificNameAuthorship": "Schwein.", "genus": "Carex", "subgenus": "", "specificEpithet": "retrorsa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "23793", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "L. bank of Current R., along Centennial Park along Hodder Ave, Thunder Bay City.", "decimalLatitude": "48.483333", "decimalLongitude": "-89.183333", "verbatimCoordinates": "48\u00c2\u00b0 29' N 89\u00c2\u00b0 11' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}