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 k rRK             172 ^Qu8p  Ca. 9 miles NW of Kalamazoo; ca. Â¼ mile  S of EF Ave., on N. 2nd St., at the N edge of the Southwest Michigan Land Conservancy's Sand Creek Preserve, ca. 120 yards E  Sand Creek. F     T[m United States    Several patches. Tufted. Perigynia triangular. t    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "172", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Several patches. Tufted. Perigynia triangular.", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Ca. 9 miles NW of Kalamazoo; ca. \u00c2\u00bc mile S of EF Ave., on N. 2nd St., at the N edge of the Southwest Michigan Land Conservancy's Sand Creek Preserve, ca. 120 yards E of Sand Creek.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}