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": ""}
 Oliver A. Farwell zzzr  LVAMBTON ls:  solidago c    d ONTAIO  I_< A5TERALES   ;7 Torr. & A. Gray   5690 UA$  1920-06-19 S#    ep CANADA    2[ 1445865 VAR. ;    ? O speciosa  Contact UM Herbarium < Ou1   +X$ SOLIDAGO SPECIOSA VAR. RIGIDIUSCULA  )O/(& asteraceae RIGIDIUSCULA 1    
{"catalogNumber": "1445865", "order": "Asterales", "family": "Asteraceae", "scientificName": "Solidago speciosa var. rigidiuscula", "scientificNameAuthorship": "Torr. & A. Gray", "genus": "Solidago", "subgenus": "", "specificEpithet": "speciosa", "verbatimTaxonRank": "var.", "infraspecificEpithet": "rigidiuscula", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "5690", "verbatimEventDate": "1920-06-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Lambton", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}