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  RHeb   `[ s.n.  1]H 1892-07 j.h. sandberg 9lK    asteraceae 0    Heterotheca villosa y   in Idaho  (Pursh) Shimners h M      GRPM 46631  heterotheca 3+       V rocky places      BCd0 Kootenai 
{"catalogNumber": "", "order": "", "family": "Asteraceae", "scientificName": "Heterotheca villosa", "scientificNameAuthorship": "(Pursh) Shinners", "genus": "Heterotheca", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J.H. Sandberg", "recordNumber": "s.n.", "verbatimEventDate": "1892-07", "habitat": "Rocky places", "occurrenceRemarks": "GRPM 46631", "associatedTaxa": "", "country": "United States", "stateProvince": "Idaho", "county": "Kootenai", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}