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": ""}
emmet XRA   Hw caryophyllales  nY (l.) ambrosi    # chenopodium capitatum      rKq4 1917-07-20  LM`L AMARANTHACEAE   SRuN~ 1471669          >8A] united states  p 545  MICHIGAN _`5B   h6, JOHN H. EHLEAS  J,?f9 capitatum
{"catalogNumber": "1471669", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Chenopodium capitatum", "scientificNameAuthorship": "(L.) Ambrosi", "genus": "", "subgenus": "", "specificEpithet": "capitatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "545", "verbatimEventDate": "1917-07-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}