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": ""}
praegracili s RA      ! ` carex praegracilis   q+N4 PENOBSCOT    MC! BANGOR, HWY 95, 2.9 KM W OF EXIT TO HWY 395.     nF 1383602 POALES 7.,T1  MICHAEL J. OLDHAM &MuS      Cyperaceae Rph  united states %    J@8c 1992-06-12 13794 7.9    g9B  maine   Carex !A@[ 
{"catalogNumber": "1383602", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex praegracilis", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "praegracilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "13794", "verbatimEventDate": "1992-06-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maine", "county": "Penobscot", "municipality": "", "locality": "Bangor, Hwy 95, 2.9 km W of exit to Hwy 395.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}