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": ""}
canada KVB!:    R Carex  7Fw+6 Middlesex  Poales I  12681 JIbF   3UH~  MICHAEL J. OLDHAM   / CITY OF LONDON, PROPOSEO KILALLY ROAD DEVELOPMENT AREA, NORTH THAMES RIVER.  8  [U MUHL.EX WILLD.   LerJ^ 390277      Fd UTM 812637, Map 40P/3, Square 17MT86    d trichocarpa  N Carex trichocarpa Ontario k[a    U 1991-06-06  
{"catalogNumber": "1390277", "order": "Poales", "family": "", "scientificName": "Carex trichocarpa", "scientificNameAuthorship": "Muhl. ex Willd.", "genus": "Carex", "subgenus": "", "specificEpithet": "trichocarpa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "12681", "verbatimEventDate": "1991-06-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Middlesex", "municipality": "", "locality": "City of London, proposed Kilally Road development area, North Thames River.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "UTM 812637, Map 40P/3, Square 17MT86", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}