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": ""}
  united states [w   a CAREX     1514595 (m    MICHIGAN I rq  debilis i     2902 2O6   "project elEf" "elev (ft) 1280 "weak bunch" lD     9d| 500 ft so of flopper cr. MARQUETTE W       Cyperaceae p+a 
{"catalogNumber": "1514595", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "debilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2902", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Project ELF\" \"Elev (ft) 1280 \"Weak bunch\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "500 ft so of Flopper Cr.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}