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": ""}
  CANADENSIS Q 2H9   1950-08-18 j    4&zXK along u.s. hig`hway 41 about 3 mi. south of houghton.  U1 asteraceae   47.06685 .ok?   F_d  Dry ground  KP UNITED STATES -88.51959 (me   gtgF houghton     B CONYZA CANADENSIS  a@%# conyza  michigan _A?4F  (L.) Cronquist N23   %SgO- 4221 Asterales tE  charles d. richards (H ]  1253323 d+; 
{"catalogNumber": "1253323", "order": "Asterales", "family": "Asteraceae", "scientificName": "Conyza canadensis", "scientificNameAuthorship": "(L.) Cronquist", "genus": "Conyza", "subgenus": "", "specificEpithet": "canadensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "4221", "verbatimEventDate": "1950-08-18", "habitat": "Dry ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Houghton", "municipality": "", "locality": "along U.S. Highway 41 about 3 mi. south of Houghton.", "decimalLatitude": "47.06685", "decimalLongitude": "-88.51959", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}