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": ""}
 O xs solidago houghtonii     =D Ellen E. Weatherbee    Asteraceae l  canada  50Rg    TORR. & A. GRAY EX A. GRAY Y,Zn     S; 1452708    Z_A Manitoulin   Ontario E   asterales `>DJ    houghtonii $|  
{"catalogNumber": "1452708", "order": "Asterales", "family": "Asteraceae", "scientificName": "Solidago houghtonii", "scientificNameAuthorship": "Torr. & A. Gray ex A. Gray", "genus": "", "subgenus": "", "specificEpithet": "houghtonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ellen E. Weatherbee", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Manitoulin", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}