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": ""}
  QA centaurea  stephen ross      cfUN 2193  Ln~$_@ 43.548482   asterales zP9eP   l. kU   Centaurea stoebe E   UNITED STATES mUT   ]1)US 1483761 STOEBE ,&S%c   -85.393063 RQcm     MECOSTA + H8U   VC FENCE LINE.   deerfield twp. 155th ave. â½ way between 5 and 6 mile rds.; e side, between roadside and amish barley field. =+  
{"catalogNumber": "1483761", "order": "Asterales", "family": "", "scientificName": "Centaurea stoebe", "scientificNameAuthorship": "L.", "genus": "Centaurea", "subgenus": "", "specificEpithet": "stoebe", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Stephen Ross", "recordNumber": "2193", "verbatimEventDate": "", "habitat": "Fence line.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Mecosta", "municipality": "", "locality": "Deerfield Twp. 155th Ave. \u00c2\u00bd way between 5 and 6 Mile Rds.; E side, between roadside and Amish barley field.", "decimalLatitude": "43.548482", "decimalLongitude": "-85.393063", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}