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": ""}
 Q^W SONCHUS united states l    asterales D,  SHELDON &_&   ]&M ASTERACEAE  z n 1931-10-06   M: Wayne   5   D 42.27584   Oliver A. Farwell Rt2   `B  SONCHU ASPER  9012 g    Q  (l.) hill  8u7  Michiqan  asper ^    x3Z8 -83.47762   |  1257902 
{"catalogNumber": "1257902", "order": "Asterales", "family": "Asteraceae", "scientificName": "Sonchus asper", "scientificNameAuthorship": "(L.) Hill", "genus": "Sonchus", "subgenus": "", "specificEpithet": "asper", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Oliver A. Farwell", "recordNumber": "9012", "verbatimEventDate": "1931-10-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Wayne", "municipality": "", "locality": "Sheldon", "decimalLatitude": "42.27584", "decimalLongitude": "-83.47762", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}