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": ""}
     yBM  Michigan Asterales j    Asteraceae 0n   d% DC.   [ United PStates    EMMET *   AMBROSIA PILOSTACHYA Q#*%  1249715 u%e   yB[?2 1951-09-08  / HARLEY H. BART LETT & CHARLES D. RICHARDS    Y maple river swamp.  PSILOSTACHYA gU_   Im1 240   &jq Ambrosia
{"catalogNumber": "1249715", "order": "Asterales", "family": "Asteraceae", "scientificName": "Ambrosia psilostachya", "scientificNameAuthorship": "DC.", "genus": "Ambrosia", "subgenus": "", "specificEpithet": "psilostachya", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett & Charles D. Richards", "recordNumber": "240", "verbatimEventDate": "1951-09-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Emmet", "municipality": "", "locality": "Maple River Swamp.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}