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": ""}
    var. a)`   uT#  s.n.   ~ A. Gray Plantaginaceae t[2    near fort collins /4.c?   diK 1893-05-27   CAERULEOPURPUREUS yIg+    V4r Penstemon confertus var. caeruleopurureus   1535731 W4   confertus Q8     
{"catalogNumber": "1535731", "order": "", "family": "Plantaginaceae", "scientificName": "Penstemon confertus var. caeruleopurpureus", "scientificNameAuthorship": "A. Gray", "genus": "", "subgenus": "", "specificEpithet": "confertus", "verbatimTaxonRank": "var.", "infraspecificEpithet": "caeruleopurpureus", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1893-05-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Near Fort Collins", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}