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": ""}
  sB Poales  1702934 N      j/[* Kauhao Trail   bi_z poaceae  6 LeRoy H. Harvey  UNITED STATES CB  2072a C<[   Kauai >3-Qc        AGROSTIS RETROFRACTA ?   F.  W HAWAII   < 1945-04-29  
{"catalogNumber": "1702934", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis retrofracta", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "LeRoy H. Harvey", "recordNumber": "2072a", "verbatimEventDate": "1945-04-29", "habitat": "Kauhao Trail", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Hawaii", "county": "Kauai", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}