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": ""}
 7t6Qv Lupinus var. Na  (dougl. ex g. don) d. dunn  MQr1   j. beatley xpC  argenteus fD53          lupinus argenteus var. tenellus :hC    B;>N5 1451168  gucot TENELLUS      d nevada     
{"catalogNumber": "1451168", "order": "", "family": "", "scientificName": "Lupinus argenteus var. tenellus", "scientificNameAuthorship": "(Dougl. ex G. Don) D. Dunn", "genus": "Lupinus", "subgenus": "", "specificEpithet": "argenteus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "tenellus", "identifiedBy": "", "recordedBy": "J. Beatley", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nevada", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}