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": ""}
   x.= united states    JaI   EMMA J. COLE  MOIST GROUND rr     7 1501922  S.N. pk/   e|?B connecticut 1902-0730 D   j ARONI4 MELANOCARPA      Tolland 0M;6)  Arnia -     t C GRPM 50627 
{"catalogNumber": "1501922", "order": "", "family": "", "scientificName": "Aronia melanocarpa", "scientificNameAuthorship": "", "genus": "Aronia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "1902-07-30", "habitat": "Moist ground", "occurrenceRemarks": "GRPM 50627", "associatedTaxa": "", "country": "United States", "stateProvince": "Connecticut", "county": "Tolland", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}