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 MUEHLENBERGII VAR. MUEHLENBERGII C,q       4 lot 27, conc iii, little chute, 11 miles, matchedash tp, north of coldwater.     Simcoe 4a<o  1976-06-11 &     g  4588    var.  Gbk   ANTON A. REZNICEK t    7S W! Carex    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex muehlenbergii var. muehlenbergii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Anton A. Reznicek", "recordNumber": "4588", "verbatimEventDate": "1976-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Simcoe", "municipality": "", "locality": "Lot 27, conc III, Little Chute, 11 miles, Matchedash tp, north of Coldwater.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}