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": ""}
 r. br.   MFj  W. B. Schofield T a  Poa arctica 0B   Bristold Bay EsHA   9ME alaska    G5V  1952-07-03  united states 0   #BFCi Poales  poaceae 3zm   naknek 3n^eb    j <U poa 1421002 M0 D      ARCTICA a$aT   
{"catalogNumber": "1421002", "order": "Poales", "family": "Poaceae", "scientificName": "Poa arctica", "scientificNameAuthorship": "R. Br.", "genus": "Poa", "subgenus": "", "specificEpithet": "arctica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. B. Schofield", "recordNumber": "", "verbatimEventDate": "1952-07-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "Bristol Bay", "municipality": "", "locality": "Naknek", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}