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": ""}
on1tario X     CAREX (  claude e. garton 0       rt. bank of namewaminikan r. at h. 801 crossing, pifher twp. J2C)6    0A thunder bay             Noi 49â° 46' n 87â° 46' w  carex backii v!*$ 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex backii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Claude E. Garton", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Thunder Bay", "municipality": "", "locality": "Rt. bank of Namewaminikan R. at H. 801 crossing, Pifher Twp.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "49\u00c2\u00b0 46' N 87\u00c2\u00b0 46' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}