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": ""}
 *K  humilis  Salix 4@     AHsm Salix humilis var. tristis  WD 1455967   182-08 P&  FERDINAND I. X. RUGEL `_I N   Sx4 malpighiales UNITE#D STATES 9    ) +% VAR.  YQ s.n.  North Carolina qH:A       ^ TRISTIS     PROPE FLAT ROCK, CAROLINA SEPT. [CA. FLAT ROCK, NORTH CAROLINA] 3`9i 
{"catalogNumber": "1455967", "order": "Malpighiales", "family": "", "scientificName": "Salix humilis var. tristis", "scientificNameAuthorship": "", "genus": "Salix", "subgenus": "", "specificEpithet": "humilis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "tristis", "identifiedBy": "", "recordedBy": "Ferdinand I. X. Rugel", "recordNumber": "s.n.", "verbatimEventDate": "1842-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "North Carolina", "county": "", "municipality": "", "locality": "prope Flat Rock, Carolina Sept. [ca. Flat Rock, North Carolina]", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}