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": ""}
 mchigan <M7oe      Carex +-   (Pers.) Poir. ;k2    United States X  CAREX BRUNNESCENS MEfO     43.606538 @zK3   R.R. Dreisbach R     One mile south and one mile west of Midland. ^I     ny4@( woods. 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Carex brunnescens", "scientificNameAuthorship": "(Pers.) Poir.", "genus": "Carex", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R.R. Dreisbach", "recordNumber": "", "verbatimEventDate": "", "habitat": "Woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "One mile south and one mile west of Midland.", "decimalLatitude": "43.606538", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}