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": ""}
  6bxn- United States    plantago patagonica var. gnaphalioides Q  DENVEA BJ1;    var. TY?pk   p 1895-T07-12   plantaginaceae 4Y9:l    patagonica OGv   sx$ PLANTAGO  nj colorado gnaphalioides *7$-   _fa S.N.   1535792 R      
{"catalogNumber": "1535792", "order": "", "family": "Plantaginaceae", "scientificName": "Plantago patagonica var. gnaphalioides", "scientificNameAuthorship": "", "genus": "Plantago", "subgenus": "", "specificEpithet": "patagonica", "verbatimTaxonRank": "var.", "infraspecificEpithet": "gnaphalioides", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1895-07-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Colorado", "county": "Denver", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}