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": ""}
 @M6*2 michigan  42.792213  l    m3qbA "staminate individuals much more frequent than pistillate."   roy e. gereau d/   >3rS L.  CK6hQ SAPINDALES   -84.866539 `    @ United States  t Acer negundo   NEGUNDO c?s  960 w: Qk        1982-05-01 9  
{"catalogNumber": "", "order": "Sapindales", "family": "", "scientificName": "Acer negundo", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "negundo", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Roy E. Gereau", "recordNumber": "960", "verbatimEventDate": "1982-05-01", "habitat": "", "occurrenceRemarks": "\"Staminate individuals much more frequent than pistillate.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.792213", "decimalLongitude": "-84.866539", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}