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": ""}
 Canada @?   HYMENOXYS RICHARDSONII VAR. RICHARDSONII YXT   1895-0606 Ky@n   X 51< MANITOBA        ASTERALES DWk    UAR. UZ23$         tk richardsonii   (Hook.) Cockerell d~ 
{"catalogNumber": "", "order": "Asterales", "family": "", "scientificName": "Hymenoxys richardsonii var. richardsonii", "scientificNameAuthorship": "(Hook.) Cockerell", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "richardsonii", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1895-06-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Manitoba", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}