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": ""}
   Silverstone fall in a rivulet on the hill high up. d!    OREGON =oajX   carex 6&_:-     1871-07-04     8 elihu hall 606 Z[y [  POALES J    4l CYPERACEAE   9. u 1361172  boott 8mJ   D Carex amplifolia AMPLIFOLIA zW  united states ,n    
{"catalogNumber": "1361172", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex amplifolia", "scientificNameAuthorship": "Boott", "genus": "Carex", "subgenus": "", "specificEpithet": "amplifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Elihu Hall", "recordNumber": "606", "verbatimEventDate": "1871-07-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Oregon", "county": "", "municipality": "", "locality": "Silverstone fall in a rivulet on the hill high up.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}