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": ""}
  r0 POALES     Y JAPAN  8=,_ 890 (thunb.) p. beauv.  +4z  1929-08-08   _G     vKL  in open along roadside    Gunma  8t   c] FERRUGINEA   ERAGROSTIS FERRUGINEA VRY      vx DORSETT & MORSE    
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Eragrostis ferruginea", "scientificNameAuthorship": "(Thunb.) P. Beauv.", "genus": "", "subgenus": "", "specificEpithet": "ferruginea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dorsett & Morse", "recordNumber": "890", "verbatimEventDate": "1929-08-08", "habitat": "in open along roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Japan", "stateProvince": "Gunma", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}