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": ""}
MICHIGAN        b TRILO8A  s8 1351517      asimina trioba brb    -84.531967 pnCP    s.n. A c     Annonaceae a    8d&J IN RIVER VALLEY, IN THICKETS 41.821225 %   1957-05-11 o   
{"catalogNumber": "1351517", "order": "", "family": "Annonaceae", "scientificName": "Asimina triloba", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "triloba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1957-05-11", "habitat": "In river valley, in thickets", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "41.821225", "decimalLongitude": "-84.531967", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}