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     1544809  8eSh! pubescens  RUBUS : p  rubus pubescens  X[    Rosales #ZE=0  rosaceae Bri   RAF. oaUYC    1c_e 1117     v9|a clark junction  i$ F. C. GATES knolls in woods $ r4q    3 indiana   1906-05-20 u   &WD M. P. Widrlechner     LAKE
{"catalogNumber": "1544809", "order": "Rosales", "family": "Rosaceae", "scientificName": "Rubus pubescens", "scientificNameAuthorship": "Raf.", "genus": "Rubus", "subgenus": "", "specificEpithet": "pubescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M. P. Widrlechner", "recordedBy": "F. C. Gates", "recordNumber": "1117", "verbatimEventDate": "1906-05-20", "habitat": "Knolls in woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Indiana", "county": "Lake", "municipality": "", "locality": "Clark Junction", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}